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Finding the Fourth Proportional to 6,572.66, 9,070.48 and 3,588.72

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Solution

The fourth proportional to 6,572.66, 9,070.48 and 3,588.72 is: 4,952.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,572.66 : 9,070.48 = 3,588.72 : x
  2. Step 2: Convert to fraction form
    6,572.66/9,070.48 = 3,588.72/x
  3. Step 3: Cross multiply
    6,572.66x = 9,070.48 × 3,588.72
  4. Step 4: Simplify right side
    6,572.66x = 32,551,383.46
  5. Step 5: Solve for x
    x = 32,551,383.46/6,572.66
  6. Step 6: Final answer
    x = 4,952.55

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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.