Home / 10,288.53-15,431.58-4,053.15

Finding the Fourth Proportional to 10,288.53, 15,431.58 and 4,053.15

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Solution

The fourth proportional to 10,288.53, 15,431.58 and 4,053.15 is: 6,079.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288.53 : 15,431.58 = 4,053.15 : x
  2. Step 2: Convert to fraction form
    10,288.53/15,431.58 = 4,053.15/x
  3. Step 3: Cross multiply
    10,288.53x = 15,431.58 × 4,053.15
  4. Step 4: Simplify right side
    10,288.53x = 62,546,508.48
  5. Step 5: Solve for x
    x = 62,546,508.48/10,288.53
  6. Step 6: Final answer
    x = 6,079.25

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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.