Home / 2,704.40-4,051.80-2,397.20

Finding the Fourth Proportional to 2,704.40, 4,051.80 and 2,397.20

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Solution

The fourth proportional to 2,704.40, 4,051.80 and 2,397.20 is: 3,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,704.40 : 4,051.80 = 2,397.20 : x
  2. Step 2: Convert to fraction form
    2,704.40/4,051.80 = 2,397.20/x
  3. Step 3: Cross multiply
    2,704.40x = 4,051.80 × 2,397.20
  4. Step 4: Simplify right side
    2,704.40x = 9,712,974.96
  5. Step 5: Solve for x
    x = 9,712,974.96/2,704.40
  6. Step 6: Final answer
    x = 3,591.55

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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.