Home / 3,218.92-4,823.56-2,343.08

Finding the Fourth Proportional to 3,218.92, 4,823.56 and 2,343.08

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Solution

The fourth proportional to 3,218.92, 4,823.56 and 2,343.08 is: 3,511.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218.92 : 4,823.56 = 2,343.08 : x
  2. Step 2: Convert to fraction form
    3,218.92/4,823.56 = 2,343.08/x
  3. Step 3: Cross multiply
    3,218.92x = 4,823.56 × 2,343.08
  4. Step 4: Simplify right side
    3,218.92x = 11,301,986.96
  5. Step 5: Solve for x
    x = 11,301,986.96/3,218.92
  6. Step 6: Final answer
    x = 3,511.11

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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.