Home / 8,088.76-11,160.32-4,732.40

Finding the Fourth Proportional to 8,088.76, 11,160.32 and 4,732.40

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Solution

The fourth proportional to 8,088.76, 11,160.32 and 4,732.40 is: 6,529.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.76 : 11,160.32 = 4,732.40 : x
  2. Step 2: Convert to fraction form
    8,088.76/11,160.32 = 4,732.40/x
  3. Step 3: Cross multiply
    8,088.76x = 11,160.32 × 4,732.40
  4. Step 4: Simplify right side
    8,088.76x = 52,815,102.61
  5. Step 5: Solve for x
    x = 52,815,102.61/8,088.76
  6. Step 6: Final answer
    x = 6,529.44

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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.