Home / 2,712.30-4,066.02-2,253.84

Finding the Fourth Proportional to 2,712.30, 4,066.02 and 2,253.84

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Solution

The fourth proportional to 2,712.30, 4,066.02 and 2,253.84 is: 3,378.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.30 : 4,066.02 = 2,253.84 : x
  2. Step 2: Convert to fraction form
    2,712.30/4,066.02 = 2,253.84/x
  3. Step 3: Cross multiply
    2,712.30x = 4,066.02 × 2,253.84
  4. Step 4: Simplify right side
    2,712.30x = 9,164,158.52
  5. Step 5: Solve for x
    x = 9,164,158.52/2,712.30
  6. Step 6: Final answer
    x = 3,378.74

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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.