Home / 4,427.56-6,109.92-2,438.20

Finding the Fourth Proportional to 4,427.56, 6,109.92 and 2,438.20

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Solution

The fourth proportional to 4,427.56, 6,109.92 and 2,438.20 is: 3,364.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.56 : 6,109.92 = 2,438.20 : x
  2. Step 2: Convert to fraction form
    4,427.56/6,109.92 = 2,438.20/x
  3. Step 3: Cross multiply
    4,427.56x = 6,109.92 × 2,438.20
  4. Step 4: Simplify right side
    4,427.56x = 14,897,206.94
  5. Step 5: Solve for x
    x = 14,897,206.94/4,427.56
  6. Step 6: Final answer
    x = 3,364.65

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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.