Home / 10,277.52-15,417.89-4,354.42

Finding the Fourth Proportional to 10,277.52, 15,417.89 and 4,354.42

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Solution

The fourth proportional to 10,277.52, 15,417.89 and 4,354.42 is: 6,532.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,277.52 : 15,417.89 = 4,354.42 : x
  2. Step 2: Convert to fraction form
    10,277.52/15,417.89 = 4,354.42/x
  3. Step 3: Cross multiply
    10,277.52x = 15,417.89 × 4,354.42
  4. Step 4: Simplify right side
    10,277.52x = 67,135,869.71
  5. Step 5: Solve for x
    x = 67,135,869.71/10,277.52
  6. Step 6: Final answer
    x = 6,532.30

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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.