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Finding the Fourth Proportional to 3,494.16, 4,823.52 and 2,486.52

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Solution

The fourth proportional to 3,494.16, 4,823.52 and 2,486.52 is: 3,432.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.16 : 4,823.52 = 2,486.52 : x
  2. Step 2: Convert to fraction form
    3,494.16/4,823.52 = 2,486.52/x
  3. Step 3: Cross multiply
    3,494.16x = 4,823.52 × 2,486.52
  4. Step 4: Simplify right side
    3,494.16x = 11,993,778.95
  5. Step 5: Solve for x
    x = 11,993,778.95/3,494.16
  6. Step 6: Final answer
    x = 3,432.52

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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.