Home / 4,189.93-5,781.95-2,327.05

Finding the Fourth Proportional to 4,189.93, 5,781.95 and 2,327.05

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Solution

The fourth proportional to 4,189.93, 5,781.95 and 2,327.05 is: 3,211.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.93 : 5,781.95 = 2,327.05 : x
  2. Step 2: Convert to fraction form
    4,189.93/5,781.95 = 2,327.05/x
  3. Step 3: Cross multiply
    4,189.93x = 5,781.95 × 2,327.05
  4. Step 4: Simplify right side
    4,189.93x = 13,454,875.11
  5. Step 5: Solve for x
    x = 13,454,875.11/4,189.93
  6. Step 6: Final answer
    x = 3,211.24

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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.