Home / 2,332.52-3,218.98-1,284.62

Finding the Fourth Proportional to 2,332.52, 3,218.98 and 1,284.62

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Solution

The fourth proportional to 2,332.52, 3,218.98 and 1,284.62 is: 1,772.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,332.52 : 3,218.98 = 1,284.62 : x
  2. Step 2: Convert to fraction form
    2,332.52/3,218.98 = 1,284.62/x
  3. Step 3: Cross multiply
    2,332.52x = 3,218.98 × 1,284.62
  4. Step 4: Simplify right side
    2,332.52x = 4,135,166.09
  5. Step 5: Solve for x
    x = 4,135,166.09/2,332.52
  6. Step 6: Final answer
    x = 1,772.83

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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.