Home / 8,529.50-12,793.14-2,686.16

Finding the Fourth Proportional to 8,529.50, 12,793.14 and 2,686.16

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Solution

The fourth proportional to 8,529.50, 12,793.14 and 2,686.16 is: 4,028.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,529.50 : 12,793.14 = 2,686.16 : x
  2. Step 2: Convert to fraction form
    8,529.50/12,793.14 = 2,686.16/x
  3. Step 3: Cross multiply
    8,529.50x = 12,793.14 × 2,686.16
  4. Step 4: Simplify right side
    8,529.50x = 34,364,356.98
  5. Step 5: Solve for x
    x = 34,364,356.98/8,529.50
  6. Step 6: Final answer
    x = 4,028.89

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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.