Home / 5,645.96-8,469.35-1,948.14

Finding the Fourth Proportional to 5,645.96, 8,469.35 and 1,948.14

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Solution

The fourth proportional to 5,645.96, 8,469.35 and 1,948.14 is: 2,922.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,645.96 : 8,469.35 = 1,948.14 : x
  2. Step 2: Convert to fraction form
    5,645.96/8,469.35 = 1,948.14/x
  3. Step 3: Cross multiply
    5,645.96x = 8,469.35 × 1,948.14
  4. Step 4: Simplify right side
    5,645.96x = 16,499,469.77
  5. Step 5: Solve for x
    x = 16,499,469.77/5,645.96
  6. Step 6: Final answer
    x = 2,922.35

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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.