Home / 3,627.40-5,437.35-1,433.11

Finding the Fourth Proportional to 3,627.40, 5,437.35 and 1,433.11

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Solution

The fourth proportional to 3,627.40, 5,437.35 and 1,433.11 is: 2,148.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.40 : 5,437.35 = 1,433.11 : x
  2. Step 2: Convert to fraction form
    3,627.40/5,437.35 = 1,433.11/x
  3. Step 3: Cross multiply
    3,627.40x = 5,437.35 × 1,433.11
  4. Step 4: Simplify right side
    3,627.40x = 7,792,320.66
  5. Step 5: Solve for x
    x = 7,792,320.66/3,627.40
  6. Step 6: Final answer
    x = 2,148.18

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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.