Home / 4,161.61-5,743.94-2,648.85

Finding the Fourth Proportional to 4,161.61, 5,743.94 and 2,648.85

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Solution

The fourth proportional to 4,161.61, 5,743.94 and 2,648.85 is: 3,656.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.61 : 5,743.94 = 2,648.85 : x
  2. Step 2: Convert to fraction form
    4,161.61/5,743.94 = 2,648.85/x
  3. Step 3: Cross multiply
    4,161.61x = 5,743.94 × 2,648.85
  4. Step 4: Simplify right side
    4,161.61x = 15,214,835.47
  5. Step 5: Solve for x
    x = 15,214,835.47/4,161.61
  6. Step 6: Final answer
    x = 3,656.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.