Home / 10,250.76-15,376.12-3,325.26

Finding the Fourth Proportional to 10,250.76, 15,376.12 and 3,325.26

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Solution

The fourth proportional to 10,250.76, 15,376.12 and 3,325.26 is: 4,987.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,250.76 : 15,376.12 = 3,325.26 : x
  2. Step 2: Convert to fraction form
    10,250.76/15,376.12 = 3,325.26/x
  3. Step 3: Cross multiply
    10,250.76x = 15,376.12 × 3,325.26
  4. Step 4: Simplify right side
    10,250.76x = 51,129,596.79
  5. Step 5: Solve for x
    x = 51,129,596.79/10,250.76
  6. Step 6: Final answer
    x = 4,987.88

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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.