Home / 7,437.76-11,158.48-5,250.76

Finding the Fourth Proportional to 7,437.76, 11,158.48 and 5,250.76

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Solution

The fourth proportional to 7,437.76, 11,158.48 and 5,250.76 is: 7,877.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.76 : 11,158.48 = 5,250.76 : x
  2. Step 2: Convert to fraction form
    7,437.76/11,158.48 = 5,250.76/x
  3. Step 3: Cross multiply
    7,437.76x = 11,158.48 × 5,250.76
  4. Step 4: Simplify right side
    7,437.76x = 58,590,500.44
  5. Step 5: Solve for x
    x = 58,590,500.44/7,437.76
  6. Step 6: Final answer
    x = 7,877.44

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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.