Home / 2,972.62-4,454.68-1,304.74

Finding the Fourth Proportional to 2,972.62, 4,454.68 and 1,304.74

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Solution

The fourth proportional to 2,972.62, 4,454.68 and 1,304.74 is: 1,955.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972.62 : 4,454.68 = 1,304.74 : x
  2. Step 2: Convert to fraction form
    2,972.62/4,454.68 = 1,304.74/x
  3. Step 3: Cross multiply
    2,972.62x = 4,454.68 × 1,304.74
  4. Step 4: Simplify right side
    2,972.62x = 5,812,199.18
  5. Step 5: Solve for x
    x = 5,812,199.18/2,972.62
  6. Step 6: Final answer
    x = 1,955.24

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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.