Home / 7,416.96-10,234.40-4,432.16

Finding the Fourth Proportional to 7,416.96, 10,234.40 and 4,432.16

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Solution

The fourth proportional to 7,416.96, 10,234.40 and 4,432.16 is: 6,115.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.96 : 10,234.40 = 4,432.16 : x
  2. Step 2: Convert to fraction form
    7,416.96/10,234.40 = 4,432.16/x
  3. Step 3: Cross multiply
    7,416.96x = 10,234.40 × 4,432.16
  4. Step 4: Simplify right side
    7,416.96x = 45,360,498.30
  5. Step 5: Solve for x
    x = 45,360,498.30/7,416.96
  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.