Home / 3,681.12-5,523.04-1,707.70

Finding the Fourth Proportional to 3,681.12, 5,523.04 and 1,707.70

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Solution

The fourth proportional to 3,681.12, 5,523.04 and 1,707.70 is: 2,562.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681.12 : 5,523.04 = 1,707.70 : x
  2. Step 2: Convert to fraction form
    3,681.12/5,523.04 = 1,707.70/x
  3. Step 3: Cross multiply
    3,681.12x = 5,523.04 × 1,707.70
  4. Step 4: Simplify right side
    3,681.12x = 9,431,695.41
  5. Step 5: Solve for x
    x = 9,431,695.41/3,681.12
  6. Step 6: Final answer
    x = 2,562.18

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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.