Home / 10,552.13-15,822.34-4,316.52

Finding the Fourth Proportional to 10,552.13, 15,822.34 and 4,316.52

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Solution

The fourth proportional to 10,552.13, 15,822.34 and 4,316.52 is: 6,472.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,552.13 : 15,822.34 = 4,316.52 : x
  2. Step 2: Convert to fraction form
    10,552.13/15,822.34 = 4,316.52/x
  3. Step 3: Cross multiply
    10,552.13x = 15,822.34 × 4,316.52
  4. Step 4: Simplify right side
    10,552.13x = 68,297,367.95
  5. Step 5: Solve for x
    x = 68,297,367.95/10,552.13
  6. Step 6: Final answer
    x = 6,472.38

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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.