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Finding the Fourth Proportional to 6,574.80, 9,073.11 and 3,590.61

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Solution

The fourth proportional to 6,574.80, 9,073.11 and 3,590.61 is: 4,954.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,574.80 : 9,073.11 = 3,590.61 : x
  2. Step 2: Convert to fraction form
    6,574.80/9,073.11 = 3,590.61/x
  3. Step 3: Cross multiply
    6,574.80x = 9,073.11 × 3,590.61
  4. Step 4: Simplify right side
    6,574.80x = 32,577,999.50
  5. Step 5: Solve for x
    x = 32,577,999.50/6,574.80
  6. Step 6: Final answer
    x = 4,954.98

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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.