Home / 10,668.16-16,001.76-4,097.44

Finding the Fourth Proportional to 10,668.16, 16,001.76 and 4,097.44

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Solution

The fourth proportional to 10,668.16, 16,001.76 and 4,097.44 is: 6,145.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,668.16 : 16,001.76 = 4,097.44 : x
  2. Step 2: Convert to fraction form
    10,668.16/16,001.76 = 4,097.44/x
  3. Step 3: Cross multiply
    10,668.16x = 16,001.76 × 4,097.44
  4. Step 4: Simplify right side
    10,668.16x = 65,566,251.49
  5. Step 5: Solve for x
    x = 65,566,251.49/10,668.16
  6. Step 6: Final answer
    x = 6,145.98

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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.