Home / 4,139.13-5,713.21-2,461.72

Finding the Fourth Proportional to 4,139.13, 5,713.21 and 2,461.72

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Solution

The fourth proportional to 4,139.13, 5,713.21 and 2,461.72 is: 3,397.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139.13 : 5,713.21 = 2,461.72 : x
  2. Step 2: Convert to fraction form
    4,139.13/5,713.21 = 2,461.72/x
  3. Step 3: Cross multiply
    4,139.13x = 5,713.21 × 2,461.72
  4. Step 4: Simplify right side
    4,139.13x = 14,064,323.32
  5. Step 5: Solve for x
    x = 14,064,323.32/4,139.13
  6. Step 6: Final answer
    x = 3,397.89

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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.