Home / 3,114.12-4,296.24-1,787.52

Finding the Fourth Proportional to 3,114.12, 4,296.24 and 1,787.52

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Solution

The fourth proportional to 3,114.12, 4,296.24 and 1,787.52 is: 2,466.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.12 : 4,296.24 = 1,787.52 : x
  2. Step 2: Convert to fraction form
    3,114.12/4,296.24 = 1,787.52/x
  3. Step 3: Cross multiply
    3,114.12x = 4,296.24 × 1,787.52
  4. Step 4: Simplify right side
    3,114.12x = 7,679,614.92
  5. Step 5: Solve for x
    x = 7,679,614.92/3,114.12
  6. Step 6: Final answer
    x = 2,466.06

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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.