Home / 10,310.50-15,465.62-2,519.38

Finding the Fourth Proportional to 10,310.50, 15,465.62 and 2,519.38

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Solution

The fourth proportional to 10,310.50, 15,465.62 and 2,519.38 is: 3,779.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,310.50 : 15,465.62 = 2,519.38 : x
  2. Step 2: Convert to fraction form
    10,310.50/15,465.62 = 2,519.38/x
  3. Step 3: Cross multiply
    10,310.50x = 15,465.62 × 2,519.38
  4. Step 4: Simplify right side
    10,310.50x = 38,963,773.72
  5. Step 5: Solve for x
    x = 38,963,773.72/10,310.50
  6. Step 6: Final answer
    x = 3,779.04

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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.