Home / 11,037.20-15,233.47-7,253.69

Finding the Fourth Proportional to 11,037.20, 15,233.47 and 7,253.69

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Solution

The fourth proportional to 11,037.20, 15,233.47 and 7,253.69 is: 10,011.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,037.20 : 15,233.47 = 7,253.69 : x
  2. Step 2: Convert to fraction form
    11,037.20/15,233.47 = 7,253.69/x
  3. Step 3: Cross multiply
    11,037.20x = 15,233.47 × 7,253.69
  4. Step 4: Simplify right side
    11,037.20x = 110,498,774.70
  5. Step 5: Solve for x
    x = 110,498,774.70/11,037.20
  6. Step 6: Final answer
    x = 10,011.49

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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.