Home / 4,161.95-6,242.93-2,213.70

Finding the Fourth Proportional to 4,161.95, 6,242.93 and 2,213.70

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Solution

The fourth proportional to 4,161.95, 6,242.93 and 2,213.70 is: 3,320.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.95 : 6,242.93 = 2,213.70 : x
  2. Step 2: Convert to fraction form
    4,161.95/6,242.93 = 2,213.70/x
  3. Step 3: Cross multiply
    4,161.95x = 6,242.93 × 2,213.70
  4. Step 4: Simplify right side
    4,161.95x = 13,819,963.07
  5. Step 5: Solve for x
    x = 13,819,963.07/4,161.95
  6. Step 6: Final answer
    x = 3,320.55

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Similar ratio
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1.5x scale

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.