Home / 2,330.73-3,216.38-1,282.77

Finding the Fourth Proportional to 2,330.73, 3,216.38 and 1,282.77

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Solution

The fourth proportional to 2,330.73, 3,216.38 and 1,282.77 is: 1,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.73 : 3,216.38 = 1,282.77 : x
  2. Step 2: Convert to fraction form
    2,330.73/3,216.38 = 1,282.77/x
  3. Step 3: Cross multiply
    2,330.73x = 3,216.38 × 1,282.77
  4. Step 4: Simplify right side
    2,330.73x = 4,125,869.36
  5. Step 5: Solve for x
    x = 4,125,869.36/2,330.73
  6. Step 6: Final answer
    x = 1,770.20

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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.