Home / 8,898.69-13,330.17-4,148.13

Finding the Fourth Proportional to 8,898.69, 13,330.17 and 4,148.13

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Solution

The fourth proportional to 8,898.69, 13,330.17 and 4,148.13 is: 6,213.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,898.69 : 13,330.17 = 4,148.13 : x
  2. Step 2: Convert to fraction form
    8,898.69/13,330.17 = 4,148.13/x
  3. Step 3: Cross multiply
    8,898.69x = 13,330.17 × 4,148.13
  4. Step 4: Simplify right side
    8,898.69x = 55,295,278.08
  5. Step 5: Solve for x
    x = 55,295,278.08/8,898.69
  6. Step 6: Final answer
    x = 6,213.87

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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.