Home / 2,887.75-4,332.17-1,348.75

Finding the Fourth Proportional to 2,887.75, 4,332.17 and 1,348.75

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Solution

The fourth proportional to 2,887.75, 4,332.17 and 1,348.75 is: 2,023.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887.75 : 4,332.17 = 1,348.75 : x
  2. Step 2: Convert to fraction form
    2,887.75/4,332.17 = 1,348.75/x
  3. Step 3: Cross multiply
    2,887.75x = 4,332.17 × 1,348.75
  4. Step 4: Simplify right side
    2,887.75x = 5,843,014.29
  5. Step 5: Solve for x
    x = 5,843,014.29/2,887.75
  6. Step 6: Final answer
    x = 2,023.38

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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.