Home / 3,470.60-5,201.04-2,603.90

Finding the Fourth Proportional to 3,470.60, 5,201.04 and 2,603.90

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Solution

The fourth proportional to 3,470.60, 5,201.04 and 2,603.90 is: 3,902.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470.60 : 5,201.04 = 2,603.90 : x
  2. Step 2: Convert to fraction form
    3,470.60/5,201.04 = 2,603.90/x
  3. Step 3: Cross multiply
    3,470.60x = 5,201.04 × 2,603.90
  4. Step 4: Simplify right side
    3,470.60x = 13,542,988.06
  5. Step 5: Solve for x
    x = 13,542,988.06/3,470.60
  6. Step 6: Final answer
    x = 3,902.20

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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.