Home / 5,077.14-7,616.91-1,614.39

Finding the Fourth Proportional to 5,077.14, 7,616.91 and 1,614.39

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Solution

The fourth proportional to 5,077.14, 7,616.91 and 1,614.39 is: 2,421.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.14 : 7,616.91 = 1,614.39 : x
  2. Step 2: Convert to fraction form
    5,077.14/7,616.91 = 1,614.39/x
  3. Step 3: Cross multiply
    5,077.14x = 7,616.91 × 1,614.39
  4. Step 4: Simplify right side
    5,077.14x = 12,296,663.33
  5. Step 5: Solve for x
    x = 12,296,663.33/5,077.14
  6. Step 6: Final answer
    x = 2,421.97

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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.