Home / 4,489.12-6,195.60-2,837.92

Finding the Fourth Proportional to 4,489.12, 6,195.60 and 2,837.92

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Solution

The fourth proportional to 4,489.12, 6,195.60 and 2,837.92 is: 3,916.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489.12 : 6,195.60 = 2,837.92 : x
  2. Step 2: Convert to fraction form
    4,489.12/6,195.60 = 2,837.92/x
  3. Step 3: Cross multiply
    4,489.12x = 6,195.60 × 2,837.92
  4. Step 4: Simplify right side
    4,489.12x = 17,582,617.15
  5. Step 5: Solve for x
    x = 17,582,617.15/4,489.12
  6. Step 6: Final answer
    x = 3,916.72

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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.