Home / 10,397.90-15,597.75-3,824.30

Finding the Fourth Proportional to 10,397.90, 15,597.75 and 3,824.30

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Solution

The fourth proportional to 10,397.90, 15,597.75 and 3,824.30 is: 5,736.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,397.90 : 15,597.75 = 3,824.30 : x
  2. Step 2: Convert to fraction form
    10,397.90/15,597.75 = 3,824.30/x
  3. Step 3: Cross multiply
    10,397.90x = 15,597.75 × 3,824.30
  4. Step 4: Simplify right side
    10,397.90x = 59,650,475.33
  5. Step 5: Solve for x
    x = 59,650,475.33/10,397.90
  6. Step 6: Final answer
    x = 5,736.78

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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.