Home / 10,253.08-15,380.88-4,406.32

Finding the Fourth Proportional to 10,253.08, 15,380.88 and 4,406.32

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Solution

The fourth proportional to 10,253.08, 15,380.88 and 4,406.32 is: 6,610.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,253.08 : 15,380.88 = 4,406.32 : x
  2. Step 2: Convert to fraction form
    10,253.08/15,380.88 = 4,406.32/x
  3. Step 3: Cross multiply
    10,253.08x = 15,380.88 × 4,406.32
  4. Step 4: Simplify right side
    10,253.08x = 67,773,079.16
  5. Step 5: Solve for x
    x = 67,773,079.16/10,253.08
  6. Step 6: Final answer
    x = 6,610.02

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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.