Home / 7,514.28-11,263.86-3,356.46

Finding the Fourth Proportional to 7,514.28, 11,263.86 and 3,356.46

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Solution

The fourth proportional to 7,514.28, 11,263.86 and 3,356.46 is: 5,031.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.28 : 11,263.86 = 3,356.46 : x
  2. Step 2: Convert to fraction form
    7,514.28/11,263.86 = 3,356.46/x
  3. Step 3: Cross multiply
    7,514.28x = 11,263.86 × 3,356.46
  4. Step 4: Simplify right side
    7,514.28x = 37,806,695.54
  5. Step 5: Solve for x
    x = 37,806,695.54/7,514.28
  6. Step 6: Final answer
    x = 5,031.31

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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.