Home / 8,695.92-13,054.68-4,020.60

Finding the Fourth Proportional to 8,695.92, 13,054.68 and 4,020.60

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Solution

The fourth proportional to 8,695.92, 13,054.68 and 4,020.60 is: 6,035.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,695.92 : 13,054.68 = 4,020.60 : x
  2. Step 2: Convert to fraction form
    8,695.92/13,054.68 = 4,020.60/x
  3. Step 3: Cross multiply
    8,695.92x = 13,054.68 × 4,020.60
  4. Step 4: Simplify right side
    8,695.92x = 52,487,646.41
  5. Step 5: Solve for x
    x = 52,487,646.41/8,695.92
  6. Step 6: Final answer
    x = 6,035.89

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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.