Home / 2,247.98-3,373.49-787.14

Finding the Fourth Proportional to 2,247.98, 3,373.49 and 787.14

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Solution

The fourth proportional to 2,247.98, 3,373.49 and 787.14 is: 1,181.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.98 : 3,373.49 = 787.14 : x
  2. Step 2: Convert to fraction form
    2,247.98/3,373.49 = 787.14/x
  3. Step 3: Cross multiply
    2,247.98x = 3,373.49 × 787.14
  4. Step 4: Simplify right side
    2,247.98x = 2,655,408.92
  5. Step 5: Solve for x
    x = 2,655,408.92/2,247.98
  6. Step 6: Final answer
    x = 1,181.24

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1.5x scale

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.