Home / 5,003.85-6,889.17-4,118.13

Finding the Fourth Proportional to 5,003.85, 6,889.17 and 4,118.13

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Solution

The fourth proportional to 5,003.85, 6,889.17 and 4,118.13 is: 5,669.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.85 : 6,889.17 = 4,118.13 : x
  2. Step 2: Convert to fraction form
    5,003.85/6,889.17 = 4,118.13/x
  3. Step 3: Cross multiply
    5,003.85x = 6,889.17 × 4,118.13
  4. Step 4: Simplify right side
    5,003.85x = 28,370,497.65
  5. Step 5: Solve for x
    x = 28,370,497.65/5,003.85
  6. Step 6: Final answer
    x = 5,669.73

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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.