Home / 8,832.32-13,253.40-7,539.68

Finding the Fourth Proportional to 8,832.32, 13,253.40 and 7,539.68

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Solution

The fourth proportional to 8,832.32, 13,253.40 and 7,539.68 is: 11,313.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,832.32 : 13,253.40 = 7,539.68 : x
  2. Step 2: Convert to fraction form
    8,832.32/13,253.40 = 7,539.68/x
  3. Step 3: Cross multiply
    8,832.32x = 13,253.40 × 7,539.68
  4. Step 4: Simplify right side
    8,832.32x = 99,926,394.91
  5. Step 5: Solve for x
    x = 99,926,394.91/8,832.32
  6. Step 6: Final answer
    x = 11,313.72

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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.