Home / 3,319.92-4,583.98-2,721.52

Finding the Fourth Proportional to 3,319.92, 4,583.98 and 2,721.52

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Solution

The fourth proportional to 3,319.92, 4,583.98 and 2,721.52 is: 3,757.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.92 : 4,583.98 = 2,721.52 : x
  2. Step 2: Convert to fraction form
    3,319.92/4,583.98 = 2,721.52/x
  3. Step 3: Cross multiply
    3,319.92x = 4,583.98 × 2,721.52
  4. Step 4: Simplify right side
    3,319.92x = 12,475,393.25
  5. Step 5: Solve for x
    x = 12,475,393.25/3,319.92
  6. Step 6: Final answer
    x = 3,757.74

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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.