Home / 3,549.20-5,326.32-1,603.04

Finding the Fourth Proportional to 3,549.20, 5,326.32 and 1,603.04

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Solution

The fourth proportional to 3,549.20, 5,326.32 and 1,603.04 is: 2,405.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.20 : 5,326.32 = 1,603.04 : x
  2. Step 2: Convert to fraction form
    3,549.20/5,326.32 = 1,603.04/x
  3. Step 3: Cross multiply
    3,549.20x = 5,326.32 × 1,603.04
  4. Step 4: Simplify right side
    3,549.20x = 8,538,304.01
  5. Step 5: Solve for x
    x = 8,538,304.01/3,549.20
  6. Step 6: Final answer
    x = 2,405.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.