Home / 10,553.25-15,816.18-4,306.11

Finding the Fourth Proportional to 10,553.25, 15,816.18 and 4,306.11

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Solution

The fourth proportional to 10,553.25, 15,816.18 and 4,306.11 is: 6,453.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,553.25 : 15,816.18 = 4,306.11 : x
  2. Step 2: Convert to fraction form
    10,553.25/15,816.18 = 4,306.11/x
  3. Step 3: Cross multiply
    10,553.25x = 15,816.18 × 4,306.11
  4. Step 4: Simplify right side
    10,553.25x = 68,106,210.86
  5. Step 5: Solve for x
    x = 68,106,210.86/10,553.25
  6. Step 6: Final answer
    x = 6,453.58

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1.5x scale

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.