Home / 6,501.60-8,972.21-3,517.43

Finding the Fourth Proportional to 6,501.60, 8,972.21 and 3,517.43

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Solution

The fourth proportional to 6,501.60, 8,972.21 and 3,517.43 is: 4,854.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,501.60 : 8,972.21 = 3,517.43 : x
  2. Step 2: Convert to fraction form
    6,501.60/8,972.21 = 3,517.43/x
  3. Step 3: Cross multiply
    6,501.60x = 8,972.21 × 3,517.43
  4. Step 4: Simplify right side
    6,501.60x = 31,559,138.65
  5. Step 5: Solve for x
    x = 31,559,138.65/6,501.60
  6. Step 6: Final answer
    x = 4,854.06

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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.