Home / 10,250.16-15,374.97-2,855.13

Finding the Fourth Proportional to 10,250.16, 15,374.97 and 2,855.13

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Solution

The fourth proportional to 10,250.16, 15,374.97 and 2,855.13 is: 4,282.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,250.16 : 15,374.97 = 2,855.13 : x
  2. Step 2: Convert to fraction form
    10,250.16/15,374.97 = 2,855.13/x
  3. Step 3: Cross multiply
    10,250.16x = 15,374.97 × 2,855.13
  4. Step 4: Simplify right side
    10,250.16x = 43,897,538.10
  5. Step 5: Solve for x
    x = 43,897,538.10/10,250.16
  6. Step 6: Final answer
    x = 4,282.62

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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.