Home / 2,332.88-3,218.48-1,337.80

Finding the Fourth Proportional to 2,332.88, 3,218.48 and 1,337.80

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Solution

The fourth proportional to 2,332.88, 3,218.48 and 1,337.80 is: 1,845.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,332.88 : 3,218.48 = 1,337.80 : x
  2. Step 2: Convert to fraction form
    2,332.88/3,218.48 = 1,337.80/x
  3. Step 3: Cross multiply
    2,332.88x = 3,218.48 × 1,337.80
  4. Step 4: Simplify right side
    2,332.88x = 4,305,682.54
  5. Step 5: Solve for x
    x = 4,305,682.54/2,332.88
  6. Step 6: Final answer
    x = 1,845.65

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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.