Home / 5,909.73-8,156.19-3,392.25

Finding the Fourth Proportional to 5,909.73, 8,156.19 and 3,392.25

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Solution

The fourth proportional to 5,909.73, 8,156.19 and 3,392.25 is: 4,681.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909.73 : 8,156.19 = 3,392.25 : x
  2. Step 2: Convert to fraction form
    5,909.73/8,156.19 = 3,392.25/x
  3. Step 3: Cross multiply
    5,909.73x = 8,156.19 × 3,392.25
  4. Step 4: Simplify right side
    5,909.73x = 27,667,835.53
  5. Step 5: Solve for x
    x = 27,667,835.53/5,909.73
  6. Step 6: Final answer
    x = 4,681.74

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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.