Home / 3,133.38-4,687.08-2,387.35

Finding the Fourth Proportional to 3,133.38, 4,687.08 and 2,387.35

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Solution

The fourth proportional to 3,133.38, 4,687.08 and 2,387.35 is: 3,571.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.38 : 4,687.08 = 2,387.35 : x
  2. Step 2: Convert to fraction form
    3,133.38/4,687.08 = 2,387.35/x
  3. Step 3: Cross multiply
    3,133.38x = 4,687.08 × 2,387.35
  4. Step 4: Simplify right side
    3,133.38x = 11,189,671.03
  5. Step 5: Solve for x
    x = 11,189,671.03/3,133.38
  6. Step 6: Final answer
    x = 3,571.12

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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.