Home / 4,281.54-5,909.31-2,489.27

Finding the Fourth Proportional to 4,281.54, 5,909.31 and 2,489.27

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Solution

The fourth proportional to 4,281.54, 5,909.31 and 2,489.27 is: 3,435.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.54 : 5,909.31 = 2,489.27 : x
  2. Step 2: Convert to fraction form
    4,281.54/5,909.31 = 2,489.27/x
  3. Step 3: Cross multiply
    4,281.54x = 5,909.31 × 2,489.27
  4. Step 4: Simplify right side
    4,281.54x = 14,709,868.10
  5. Step 5: Solve for x
    x = 14,709,868.10/4,281.54
  6. Step 6: Final answer
    x = 3,435.65

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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.