Home / 3,239.25-4,833.60-2,890.18

Finding the Fourth Proportional to 3,239.25, 4,833.60 and 2,890.18

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Solution

The fourth proportional to 3,239.25, 4,833.60 and 2,890.18 is: 4,312.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.25 : 4,833.60 = 2,890.18 : x
  2. Step 2: Convert to fraction form
    3,239.25/4,833.60 = 2,890.18/x
  3. Step 3: Cross multiply
    3,239.25x = 4,833.60 × 2,890.18
  4. Step 4: Simplify right side
    3,239.25x = 13,969,977.38
  5. Step 5: Solve for x
    x = 13,969,977.38/3,239.25
  6. Step 6: Final answer
    x = 4,312.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.