Home / 11,228.20-15,501.24-7,456.52

Finding the Fourth Proportional to 11,228.20, 15,501.24 and 7,456.52

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Solution

The fourth proportional to 11,228.20, 15,501.24 and 7,456.52 is: 10,294.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,228.20 : 15,501.24 = 7,456.52 : x
  2. Step 2: Convert to fraction form
    11,228.20/15,501.24 = 7,456.52/x
  3. Step 3: Cross multiply
    11,228.20x = 15,501.24 × 7,456.52
  4. Step 4: Simplify right side
    11,228.20x = 115,585,344.84
  5. Step 5: Solve for x
    x = 115,585,344.84/11,228.20
  6. Step 6: Final answer
    x = 10,294.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.