Home / 11,742.59-17,617.73-4,347.62

Finding the Fourth Proportional to 11,742.59, 17,617.73 and 4,347.62

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Solution

The fourth proportional to 11,742.59, 17,617.73 and 4,347.62 is: 6,522.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,742.59 : 17,617.73 = 4,347.62 : x
  2. Step 2: Convert to fraction form
    11,742.59/17,617.73 = 4,347.62/x
  3. Step 3: Cross multiply
    11,742.59x = 17,617.73 × 4,347.62
  4. Step 4: Simplify right side
    11,742.59x = 76,595,217.61
  5. Step 5: Solve for x
    x = 76,595,217.61/11,742.59
  6. Step 6: Final answer
    x = 6,522.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.