Home / 3,858.38-5,325.77-2,461.13

Finding the Fourth Proportional to 3,858.38, 5,325.77 and 2,461.13

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Solution

The fourth proportional to 3,858.38, 5,325.77 and 2,461.13 is: 3,397.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858.38 : 5,325.77 = 2,461.13 : x
  2. Step 2: Convert to fraction form
    3,858.38/5,325.77 = 2,461.13/x
  3. Step 3: Cross multiply
    3,858.38x = 5,325.77 × 2,461.13
  4. Step 4: Simplify right side
    3,858.38x = 13,107,391.84
  5. Step 5: Solve for x
    x = 13,107,391.84/3,858.38
  6. Step 6: Final answer
    x = 3,397.13

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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.