Home / 8,545.14-12,811.35-5,764.02

Finding the Fourth Proportional to 8,545.14, 12,811.35 and 5,764.02

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Solution

The fourth proportional to 8,545.14, 12,811.35 and 5,764.02 is: 8,641.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545.14 : 12,811.35 = 5,764.02 : x
  2. Step 2: Convert to fraction form
    8,545.14/12,811.35 = 5,764.02/x
  3. Step 3: Cross multiply
    8,545.14x = 12,811.35 × 5,764.02
  4. Step 4: Simplify right side
    8,545.14x = 73,844,877.63
  5. Step 5: Solve for x
    x = 73,844,877.63/8,545.14
  6. Step 6: Final answer
    x = 8,641.74

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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.