Home / 4,123.01-5,689.79-2,330.41

Finding the Fourth Proportional to 4,123.01, 5,689.79 and 2,330.41

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Solution

The fourth proportional to 4,123.01, 5,689.79 and 2,330.41 is: 3,215.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.01 : 5,689.79 = 2,330.41 : x
  2. Step 2: Convert to fraction form
    4,123.01/5,689.79 = 2,330.41/x
  3. Step 3: Cross multiply
    4,123.01x = 5,689.79 × 2,330.41
  4. Step 4: Simplify right side
    4,123.01x = 13,259,527.40
  5. Step 5: Solve for x
    x = 13,259,527.40/4,123.01
  6. Step 6: Final answer
    x = 3,215.98

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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.