Home / 10,605.33-15,894.25-4,358.27

Finding the Fourth Proportional to 10,605.33, 15,894.25 and 4,358.27

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Solution

The fourth proportional to 10,605.33, 15,894.25 and 4,358.27 is: 6,531.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,605.33 : 15,894.25 = 4,358.27 : x
  2. Step 2: Convert to fraction form
    10,605.33/15,894.25 = 4,358.27/x
  3. Step 3: Cross multiply
    10,605.33x = 15,894.25 × 4,358.27
  4. Step 4: Simplify right side
    10,605.33x = 69,271,432.95
  5. Step 5: Solve for x
    x = 69,271,432.95/10,605.33
  6. Step 6: Final answer
    x = 6,531.76

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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.