Home / 4,040.20-6,060.67-1,118.53

Finding the Fourth Proportional to 4,040.20, 6,060.67 and 1,118.53

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Solution

The fourth proportional to 4,040.20, 6,060.67 and 1,118.53 is: 1,677.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.20 : 6,060.67 = 1,118.53 : x
  2. Step 2: Convert to fraction form
    4,040.20/6,060.67 = 1,118.53/x
  3. Step 3: Cross multiply
    4,040.20x = 6,060.67 × 1,118.53
  4. Step 4: Simplify right side
    4,040.20x = 6,779,023.27
  5. Step 5: Solve for x
    x = 6,779,023.27/4,040.20
  6. Step 6: Final answer
    x = 1,677.89

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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.