Home / 2,332.36-3,218.76-1,337.92

Finding the Fourth Proportional to 2,332.36, 3,218.76 and 1,337.92

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Solution

The fourth proportional to 2,332.36, 3,218.76 and 1,337.92 is: 1,846.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,332.36 : 3,218.76 = 1,337.92 : x
  2. Step 2: Convert to fraction form
    2,332.36/3,218.76 = 1,337.92/x
  3. Step 3: Cross multiply
    2,332.36x = 3,218.76 × 1,337.92
  4. Step 4: Simplify right side
    2,332.36x = 4,306,443.38
  5. Step 5: Solve for x
    x = 4,306,443.38/2,332.36
  6. Step 6: Final answer
    x = 1,846.39

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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.