Home / 10,145.10-15,193.32-5,975.22

Finding the Fourth Proportional to 10,145.10, 15,193.32 and 5,975.22

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Solution

The fourth proportional to 10,145.10, 15,193.32 and 5,975.22 is: 8,948.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,145.10 : 15,193.32 = 5,975.22 : x
  2. Step 2: Convert to fraction form
    10,145.10/15,193.32 = 5,975.22/x
  3. Step 3: Cross multiply
    10,145.10x = 15,193.32 × 5,975.22
  4. Step 4: Simplify right side
    10,145.10x = 90,783,429.53
  5. Step 5: Solve for x
    x = 90,783,429.53/10,145.10
  6. Step 6: Final answer
    x = 8,948.50

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Half scale
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Double scale
Find fourth proportional to 10,146.10, 15,194.82 and 5,976.22
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.