Home / 4,459.86-6,689.79-2,269.62

Finding the Fourth Proportional to 4,459.86, 6,689.79 and 2,269.62

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Solution

The fourth proportional to 4,459.86, 6,689.79 and 2,269.62 is: 3,404.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,459.86 : 6,689.79 = 2,269.62 : x
  2. Step 2: Convert to fraction form
    4,459.86/6,689.79 = 2,269.62/x
  3. Step 3: Cross multiply
    4,459.86x = 6,689.79 × 2,269.62
  4. Step 4: Simplify right side
    4,459.86x = 15,183,281.18
  5. Step 5: Solve for x
    x = 15,183,281.18/4,459.86
  6. Step 6: Final answer
    x = 3,404.43

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Similar ratio
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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.