Home / 5,220.95-7,204.56-2,863.04

Finding the Fourth Proportional to 5,220.95, 7,204.56 and 2,863.04

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Solution

The fourth proportional to 5,220.95, 7,204.56 and 2,863.04 is: 3,950.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220.95 : 7,204.56 = 2,863.04 : x
  2. Step 2: Convert to fraction form
    5,220.95/7,204.56 = 2,863.04/x
  3. Step 3: Cross multiply
    5,220.95x = 7,204.56 × 2,863.04
  4. Step 4: Simplify right side
    5,220.95x = 20,626,943.46
  5. Step 5: Solve for x
    x = 20,626,943.46/5,220.95
  6. Step 6: Final answer
    x = 3,950.80

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.