Home / 7,519.30-11,276.76-2,254.10

Finding the Fourth Proportional to 7,519.30, 11,276.76 and 2,254.10

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Solution

The fourth proportional to 7,519.30, 11,276.76 and 2,254.10 is: 3,380.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.30 : 11,276.76 = 2,254.10 : x
  2. Step 2: Convert to fraction form
    7,519.30/11,276.76 = 2,254.10/x
  3. Step 3: Cross multiply
    7,519.30x = 11,276.76 × 2,254.10
  4. Step 4: Simplify right side
    7,519.30x = 25,418,944.72
  5. Step 5: Solve for x
    x = 25,418,944.72/7,519.30
  6. Step 6: Final answer
    x = 3,380.49

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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.