Home / 3,424.56-4,726.50-3,268.74

Finding the Fourth Proportional to 3,424.56, 4,726.50 and 3,268.74

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Solution

The fourth proportional to 3,424.56, 4,726.50 and 3,268.74 is: 4,511.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.56 : 4,726.50 = 3,268.74 : x
  2. Step 2: Convert to fraction form
    3,424.56/4,726.50 = 3,268.74/x
  3. Step 3: Cross multiply
    3,424.56x = 4,726.50 × 3,268.74
  4. Step 4: Simplify right side
    3,424.56x = 15,449,699.61
  5. Step 5: Solve for x
    x = 15,449,699.61/3,424.56
  6. Step 6: Final answer
    x = 4,511.44

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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.