Home / 3,141.47-4,335.14-1,744.13

Finding the Fourth Proportional to 3,141.47, 4,335.14 and 1,744.13

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Solution

The fourth proportional to 3,141.47, 4,335.14 and 1,744.13 is: 2,406.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.47 : 4,335.14 = 1,744.13 : x
  2. Step 2: Convert to fraction form
    3,141.47/4,335.14 = 1,744.13/x
  3. Step 3: Cross multiply
    3,141.47x = 4,335.14 × 1,744.13
  4. Step 4: Simplify right side
    3,141.47x = 7,561,030.41
  5. Step 5: Solve for x
    x = 7,561,030.41/3,141.47
  6. Step 6: Final answer
    x = 2,406.85

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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.