Home / 7,497.28-11,243.04-4,725.76

Finding the Fourth Proportional to 7,497.28, 11,243.04 and 4,725.76

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Solution

The fourth proportional to 7,497.28, 11,243.04 and 4,725.76 is: 7,086.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,497.28 : 11,243.04 = 4,725.76 : x
  2. Step 2: Convert to fraction form
    7,497.28/11,243.04 = 4,725.76/x
  3. Step 3: Cross multiply
    7,497.28x = 11,243.04 × 4,725.76
  4. Step 4: Simplify right side
    7,497.28x = 53,131,908.71
  5. Step 5: Solve for x
    x = 53,131,908.71/7,497.28
  6. Step 6: Final answer
    x = 7,086.82

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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.