Home / 10,410.38-15,617.21-4,488.95

Finding the Fourth Proportional to 10,410.38, 15,617.21 and 4,488.95

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Solution

The fourth proportional to 10,410.38, 15,617.21 and 4,488.95 is: 6,734.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,410.38 : 15,617.21 = 4,488.95 : x
  2. Step 2: Convert to fraction form
    10,410.38/15,617.21 = 4,488.95/x
  3. Step 3: Cross multiply
    10,410.38x = 15,617.21 × 4,488.95
  4. Step 4: Simplify right side
    10,410.38x = 70,104,774.30
  5. Step 5: Solve for x
    x = 70,104,774.30/10,410.38
  6. Step 6: Final answer
    x = 6,734.13

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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.