Home / 3,686.20-5,528.46-1,088.52

Finding the Fourth Proportional to 3,686.20, 5,528.46 and 1,088.52

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Solution

The fourth proportional to 3,686.20, 5,528.46 and 1,088.52 is: 1,632.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686.20 : 5,528.46 = 1,088.52 : x
  2. Step 2: Convert to fraction form
    3,686.20/5,528.46 = 1,088.52/x
  3. Step 3: Cross multiply
    3,686.20x = 5,528.46 × 1,088.52
  4. Step 4: Simplify right side
    3,686.20x = 6,017,839.28
  5. Step 5: Solve for x
    x = 6,017,839.28/3,686.20
  6. Step 6: Final answer
    x = 1,632.53

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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.