Home / 7,417.12-10,234.25-4,432.32

Finding the Fourth Proportional to 7,417.12, 10,234.25 and 4,432.32

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Solution

The fourth proportional to 7,417.12, 10,234.25 and 4,432.32 is: 6,115.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,417.12 : 10,234.25 = 4,432.32 : x
  2. Step 2: Convert to fraction form
    7,417.12/10,234.25 = 4,432.32/x
  3. Step 3: Cross multiply
    7,417.12x = 10,234.25 × 4,432.32
  4. Step 4: Simplify right side
    7,417.12x = 45,361,465.42
  5. Step 5: Solve for x
    x = 45,361,465.42/7,417.12
  6. Step 6: Final answer
    x = 6,115.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.