Home / 4,438.42-6,123.15-2,947.14

Finding the Fourth Proportional to 4,438.42, 6,123.15 and 2,947.14

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Solution

The fourth proportional to 4,438.42, 6,123.15 and 2,947.14 is: 4,065.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,438.42 : 6,123.15 = 2,947.14 : x
  2. Step 2: Convert to fraction form
    4,438.42/6,123.15 = 2,947.14/x
  3. Step 3: Cross multiply
    4,438.42x = 6,123.15 × 2,947.14
  4. Step 4: Simplify right side
    4,438.42x = 18,045,780.29
  5. Step 5: Solve for x
    x = 18,045,780.29/4,438.42
  6. Step 6: Final answer
    x = 4,065.81

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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.