Home / 1,974.16-2,962.44-1,957.84

Finding the Fourth Proportional to 1,974.16, 2,962.44 and 1,957.84

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Solution

The fourth proportional to 1,974.16, 2,962.44 and 1,957.84 is: 2,937.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974.16 : 2,962.44 = 1,957.84 : x
  2. Step 2: Convert to fraction form
    1,974.16/2,962.44 = 1,957.84/x
  3. Step 3: Cross multiply
    1,974.16x = 2,962.44 × 1,957.84
  4. Step 4: Simplify right side
    1,974.16x = 5,799,983.53
  5. Step 5: Solve for x
    x = 5,799,983.53/1,974.16
  6. Step 6: Final answer
    x = 2,937.95

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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.