Home / 3,049.45-4,570.50-1,403.74

Finding the Fourth Proportional to 3,049.45, 4,570.50 and 1,403.74

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Solution

The fourth proportional to 3,049.45, 4,570.50 and 1,403.74 is: 2,103.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.45 : 4,570.50 = 1,403.74 : x
  2. Step 2: Convert to fraction form
    3,049.45/4,570.50 = 1,403.74/x
  3. Step 3: Cross multiply
    3,049.45x = 4,570.50 × 1,403.74
  4. Step 4: Simplify right side
    3,049.45x = 6,415,793.67
  5. Step 5: Solve for x
    x = 6,415,793.67/3,049.45
  6. Step 6: Final answer
    x = 2,103.92

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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.