Home / 4,138.38-5,710.77-2,460.87

Finding the Fourth Proportional to 4,138.38, 5,710.77 and 2,460.87

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Solution

The fourth proportional to 4,138.38, 5,710.77 and 2,460.87 is: 3,395.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.38 : 5,710.77 = 2,460.87 : x
  2. Step 2: Convert to fraction form
    4,138.38/5,710.77 = 2,460.87/x
  3. Step 3: Cross multiply
    4,138.38x = 5,710.77 × 2,460.87
  4. Step 4: Simplify right side
    4,138.38x = 14,053,462.57
  5. Step 5: Solve for x
    x = 14,053,462.57/4,138.38
  6. Step 6: Final answer
    x = 3,395.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.