Home / 2,330.97-3,216.89-1,283.10

Finding the Fourth Proportional to 2,330.97, 3,216.89 and 1,283.10

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Solution

The fourth proportional to 2,330.97, 3,216.89 and 1,283.10 is: 1,770.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.97 : 3,216.89 = 1,283.10 : x
  2. Step 2: Convert to fraction form
    2,330.97/3,216.89 = 1,283.10/x
  3. Step 3: Cross multiply
    2,330.97x = 3,216.89 × 1,283.10
  4. Step 4: Simplify right side
    2,330.97x = 4,127,591.56
  5. Step 5: Solve for x
    x = 4,127,591.56/2,330.97
  6. Step 6: Final answer
    x = 1,770.76

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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.