Home / 4,042.90-6,064.35-2,811.70

Finding the Fourth Proportional to 4,042.90, 6,064.35 and 2,811.70

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Solution

The fourth proportional to 4,042.90, 6,064.35 and 2,811.70 is: 4,217.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,042.90 : 6,064.35 = 2,811.70 : x
  2. Step 2: Convert to fraction form
    4,042.90/6,064.35 = 2,811.70/x
  3. Step 3: Cross multiply
    4,042.90x = 6,064.35 × 2,811.70
  4. Step 4: Simplify right side
    4,042.90x = 17,051,132.90
  5. Step 5: Solve for x
    x = 17,051,132.90/4,042.90
  6. Step 6: Final answer
    x = 4,217.55

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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.