Home / 2,330.94-3,216.38-1,283.06

Finding the Fourth Proportional to 2,330.94, 3,216.38 and 1,283.06

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Solution

The fourth proportional to 2,330.94, 3,216.38 and 1,283.06 is: 1,770.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.94 : 3,216.38 = 1,283.06 : x
  2. Step 2: Convert to fraction form
    2,330.94/3,216.38 = 1,283.06/x
  3. Step 3: Cross multiply
    2,330.94x = 3,216.38 × 1,283.06
  4. Step 4: Simplify right side
    2,330.94x = 4,126,808.52
  5. Step 5: Solve for x
    x = 4,126,808.52/2,330.94
  6. Step 6: Final answer
    x = 1,770.45

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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.