Home / 7,519.20-11,281.20-2,326.56

Finding the Fourth Proportional to 7,519.20, 11,281.20 and 2,326.56

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Solution

The fourth proportional to 7,519.20, 11,281.20 and 2,326.56 is: 3,490.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.20 : 11,281.20 = 2,326.56 : x
  2. Step 2: Convert to fraction form
    7,519.20/11,281.20 = 2,326.56/x
  3. Step 3: Cross multiply
    7,519.20x = 11,281.20 × 2,326.56
  4. Step 4: Simplify right side
    7,519.20x = 26,246,388.67
  5. Step 5: Solve for x
    x = 26,246,388.67/7,519.20
  6. Step 6: Final answer
    x = 3,490.58

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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.