Home / 3,300.80-4,549.92-2,600.96

Finding the Fourth Proportional to 3,300.80, 4,549.92 and 2,600.96

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Solution

The fourth proportional to 3,300.80, 4,549.92 and 2,600.96 is: 3,585.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.80 : 4,549.92 = 2,600.96 : x
  2. Step 2: Convert to fraction form
    3,300.80/4,549.92 = 2,600.96/x
  3. Step 3: Cross multiply
    3,300.80x = 4,549.92 × 2,600.96
  4. Step 4: Simplify right side
    3,300.80x = 11,834,159.92
  5. Step 5: Solve for x
    x = 11,834,159.92/3,300.80
  6. Step 6: Final answer
    x = 3,585.24

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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.