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Finding the Fourth Proportional to 6,354.34, 9,528.26 and 2,655.56

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Solution

The fourth proportional to 6,354.34, 9,528.26 and 2,655.56 is: 3,981.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,354.34 : 9,528.26 = 2,655.56 : x
  2. Step 2: Convert to fraction form
    6,354.34/9,528.26 = 2,655.56/x
  3. Step 3: Cross multiply
    6,354.34x = 9,528.26 × 2,655.56
  4. Step 4: Simplify right side
    6,354.34x = 25,302,866.13
  5. Step 5: Solve for x
    x = 25,302,866.13/6,354.34
  6. Step 6: Final answer
    x = 3,981.98

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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.