Home / 10,001.76-15,002.52-4,453.68

Finding the Fourth Proportional to 10,001.76, 15,002.52 and 4,453.68

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Solution

The fourth proportional to 10,001.76, 15,002.52 and 4,453.68 is: 6,680.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001.76 : 15,002.52 = 4,453.68 : x
  2. Step 2: Convert to fraction form
    10,001.76/15,002.52 = 4,453.68/x
  3. Step 3: Cross multiply
    10,001.76x = 15,002.52 × 4,453.68
  4. Step 4: Simplify right side
    10,001.76x = 66,816,423.27
  5. Step 5: Solve for x
    x = 66,816,423.27/10,001.76
  6. Step 6: Final answer
    x = 6,680.47

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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.