Home / 10,296.86-15,445.28-5,915.57

Finding the Fourth Proportional to 10,296.86, 15,445.28 and 5,915.57

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Solution

The fourth proportional to 10,296.86, 15,445.28 and 5,915.57 is: 8,873.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,296.86 : 15,445.28 = 5,915.57 : x
  2. Step 2: Convert to fraction form
    10,296.86/15,445.28 = 5,915.57/x
  3. Step 3: Cross multiply
    10,296.86x = 15,445.28 × 5,915.57
  4. Step 4: Simplify right side
    10,296.86x = 91,367,572.57
  5. Step 5: Solve for x
    x = 91,367,572.57/10,296.86
  6. Step 6: Final answer
    x = 8,873.35

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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.