Home / 3,425.41-4,727.08-1,853.51

Finding the Fourth Proportional to 3,425.41, 4,727.08 and 1,853.51

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Solution

The fourth proportional to 3,425.41, 4,727.08 and 1,853.51 is: 2,557.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.41 : 4,727.08 = 1,853.51 : x
  2. Step 2: Convert to fraction form
    3,425.41/4,727.08 = 1,853.51/x
  3. Step 3: Cross multiply
    3,425.41x = 4,727.08 × 1,853.51
  4. Step 4: Simplify right side
    3,425.41x = 8,761,687.24
  5. Step 5: Solve for x
    x = 8,761,687.24/3,425.41
  6. Step 6: Final answer
    x = 2,557.85

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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.