Home / 8,151.04-12,221.28-6,592.96

Finding the Fourth Proportional to 8,151.04, 12,221.28 and 6,592.96

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Solution

The fourth proportional to 8,151.04, 12,221.28 and 6,592.96 is: 9,885.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151.04 : 12,221.28 = 6,592.96 : x
  2. Step 2: Convert to fraction form
    8,151.04/12,221.28 = 6,592.96/x
  3. Step 3: Cross multiply
    8,151.04x = 12,221.28 × 6,592.96
  4. Step 4: Simplify right side
    8,151.04x = 80,574,410.19
  5. Step 5: Solve for x
    x = 80,574,410.19/8,151.04
  6. Step 6: Final answer
    x = 9,885.17

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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.