Home / 10,291.56-15,437.22-2,500.44

Finding the Fourth Proportional to 10,291.56, 15,437.22 and 2,500.44

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Solution

The fourth proportional to 10,291.56, 15,437.22 and 2,500.44 is: 3,750.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.56 : 15,437.22 = 2,500.44 : x
  2. Step 2: Convert to fraction form
    10,291.56/15,437.22 = 2,500.44/x
  3. Step 3: Cross multiply
    10,291.56x = 15,437.22 × 2,500.44
  4. Step 4: Simplify right side
    10,291.56x = 38,599,842.38
  5. Step 5: Solve for x
    x = 38,599,842.38/10,291.56
  6. Step 6: Final answer
    x = 3,750.63

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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.