Home / 4,139.04-6,207.33-2,190.18

Finding the Fourth Proportional to 4,139.04, 6,207.33 and 2,190.18

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Solution

The fourth proportional to 4,139.04, 6,207.33 and 2,190.18 is: 3,284.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139.04 : 6,207.33 = 2,190.18 : x
  2. Step 2: Convert to fraction form
    4,139.04/6,207.33 = 2,190.18/x
  3. Step 3: Cross multiply
    4,139.04x = 6,207.33 × 2,190.18
  4. Step 4: Simplify right side
    4,139.04x = 13,595,170.02
  5. Step 5: Solve for x
    x = 13,595,170.02/4,139.04
  6. Step 6: Final answer
    x = 3,284.62

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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.