Home / 10,088.55-15,132.83-4,540.86

Finding the Fourth Proportional to 10,088.55, 15,132.83 and 4,540.86

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Solution

The fourth proportional to 10,088.55, 15,132.83 and 4,540.86 is: 6,811.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,088.55 : 15,132.83 = 4,540.86 : x
  2. Step 2: Convert to fraction form
    10,088.55/15,132.83 = 4,540.86/x
  3. Step 3: Cross multiply
    10,088.55x = 15,132.83 × 4,540.86
  4. Step 4: Simplify right side
    10,088.55x = 68,716,062.43
  5. Step 5: Solve for x
    x = 68,716,062.43/10,088.55
  6. Step 6: Final answer
    x = 6,811.29

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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.