Home / 3,257.02-4,874.18-2,665.18

Finding the Fourth Proportional to 3,257.02, 4,874.18 and 2,665.18

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Solution

The fourth proportional to 3,257.02, 4,874.18 and 2,665.18 is: 3,988.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.02 : 4,874.18 = 2,665.18 : x
  2. Step 2: Convert to fraction form
    3,257.02/4,874.18 = 2,665.18/x
  3. Step 3: Cross multiply
    3,257.02x = 4,874.18 × 2,665.18
  4. Step 4: Simplify right side
    3,257.02x = 12,990,567.05
  5. Step 5: Solve for x
    x = 12,990,567.05/3,257.02
  6. Step 6: Final answer
    x = 3,988.48

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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.