Home / 3,425.32-4,726.95-1,853.43

Finding the Fourth Proportional to 3,425.32, 4,726.95 and 1,853.43

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Solution

The fourth proportional to 3,425.32, 4,726.95 and 1,853.43 is: 2,557.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.32 : 4,726.95 = 1,853.43 : x
  2. Step 2: Convert to fraction form
    3,425.32/4,726.95 = 1,853.43/x
  3. Step 3: Cross multiply
    3,425.32x = 4,726.95 × 1,853.43
  4. Step 4: Simplify right side
    3,425.32x = 8,761,070.94
  5. Step 5: Solve for x
    x = 8,761,070.94/3,425.32
  6. Step 6: Final answer
    x = 2,557.74

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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.