Home / 2,748.54-3,787.05-2,298.84

Finding the Fourth Proportional to 2,748.54, 3,787.05 and 2,298.84

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Solution

The fourth proportional to 2,748.54, 3,787.05 and 2,298.84 is: 3,167.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748.54 : 3,787.05 = 2,298.84 : x
  2. Step 2: Convert to fraction form
    2,748.54/3,787.05 = 2,298.84/x
  3. Step 3: Cross multiply
    2,748.54x = 3,787.05 × 2,298.84
  4. Step 4: Simplify right side
    2,748.54x = 8,705,822.02
  5. Step 5: Solve for x
    x = 8,705,822.02/2,748.54
  6. Step 6: Final answer
    x = 3,167.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.