Home / 3,681.71-5,521.95-1,084.04

Finding the Fourth Proportional to 3,681.71, 5,521.95 and 1,084.04

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Solution

The fourth proportional to 3,681.71, 5,521.95 and 1,084.04 is: 1,625.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681.71 : 5,521.95 = 1,084.04 : x
  2. Step 2: Convert to fraction form
    3,681.71/5,521.95 = 1,084.04/x
  3. Step 3: Cross multiply
    3,681.71x = 5,521.95 × 1,084.04
  4. Step 4: Simplify right side
    3,681.71x = 5,985,987.07
  5. Step 5: Solve for x
    x = 5,985,987.07/3,681.71
  6. Step 6: Final answer
    x = 1,625.87

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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.