Home / 4,143.74-6,202.65-2,191.10

Finding the Fourth Proportional to 4,143.74, 6,202.65 and 2,191.10

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Solution

The fourth proportional to 4,143.74, 6,202.65 and 2,191.10 is: 3,279.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.74 : 6,202.65 = 2,191.10 : x
  2. Step 2: Convert to fraction form
    4,143.74/6,202.65 = 2,191.10/x
  3. Step 3: Cross multiply
    4,143.74x = 6,202.65 × 2,191.10
  4. Step 4: Simplify right side
    4,143.74x = 13,590,626.42
  5. Step 5: Solve for x
    x = 13,590,626.42/4,143.74
  6. Step 6: Final answer
    x = 3,279.80

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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.