Home / 3,600.04-5,398.28-1,135.12

Finding the Fourth Proportional to 3,600.04, 5,398.28 and 1,135.12

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Solution

The fourth proportional to 3,600.04, 5,398.28 and 1,135.12 is: 1,702.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.04 : 5,398.28 = 1,135.12 : x
  2. Step 2: Convert to fraction form
    3,600.04/5,398.28 = 1,135.12/x
  3. Step 3: Cross multiply
    3,600.04x = 5,398.28 × 1,135.12
  4. Step 4: Simplify right side
    3,600.04x = 6,127,695.59
  5. Step 5: Solve for x
    x = 6,127,695.59/3,600.04
  6. Step 6: Final answer
    x = 1,702.12

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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.