Home / 10,485.59-15,743.88-6,997.33

Finding the Fourth Proportional to 10,485.59, 15,743.88 and 6,997.33

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Solution

The fourth proportional to 10,485.59, 15,743.88 and 6,997.33 is: 10,506.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,485.59 : 15,743.88 = 6,997.33 : x
  2. Step 2: Convert to fraction form
    10,485.59/15,743.88 = 6,997.33/x
  3. Step 3: Cross multiply
    10,485.59x = 15,743.88 × 6,997.33
  4. Step 4: Simplify right side
    10,485.59x = 110,165,084.48
  5. Step 5: Solve for x
    x = 110,165,084.48/10,485.59
  6. Step 6: Final answer
    x = 10,506.33

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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.