Home / 10,482.57-15,726.20-3,464.78

Finding the Fourth Proportional to 10,482.57, 15,726.20 and 3,464.78

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Solution

The fourth proportional to 10,482.57, 15,726.20 and 3,464.78 is: 5,197.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,482.57 : 15,726.20 = 3,464.78 : x
  2. Step 2: Convert to fraction form
    10,482.57/15,726.20 = 3,464.78/x
  3. Step 3: Cross multiply
    10,482.57x = 15,726.20 × 3,464.78
  4. Step 4: Simplify right side
    10,482.57x = 54,487,727.28
  5. Step 5: Solve for x
    x = 54,487,727.28/10,482.57
  6. Step 6: Final answer
    x = 5,197.94

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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.