Home / 4,421.18-6,631.84-1,499.56

Finding the Fourth Proportional to 4,421.18, 6,631.84 and 1,499.56

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Solution

The fourth proportional to 4,421.18, 6,631.84 and 1,499.56 is: 2,249.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.18 : 6,631.84 = 1,499.56 : x
  2. Step 2: Convert to fraction form
    4,421.18/6,631.84 = 1,499.56/x
  3. Step 3: Cross multiply
    4,421.18x = 6,631.84 × 1,499.56
  4. Step 4: Simplify right side
    4,421.18x = 9,944,801.33
  5. Step 5: Solve for x
    x = 9,944,801.33/4,421.18
  6. Step 6: Final answer
    x = 2,249.36

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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.