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Finding the Fourth Proportional to 6,354.52, 8,769.21 and 3,560.02

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Solution

The fourth proportional to 6,354.52, 8,769.21 and 3,560.02 is: 4,912.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,354.52 : 8,769.21 = 3,560.02 : x
  2. Step 2: Convert to fraction form
    6,354.52/8,769.21 = 3,560.02/x
  3. Step 3: Cross multiply
    6,354.52x = 8,769.21 × 3,560.02
  4. Step 4: Simplify right side
    6,354.52x = 31,218,547.74
  5. Step 5: Solve for x
    x = 31,218,547.74/6,354.52
  6. Step 6: Final answer
    x = 4,912.81

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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.