Home / 3,517.79-4,876.76-3,330.53

Finding the Fourth Proportional to 3,517.79, 4,876.76 and 3,330.53

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Solution

The fourth proportional to 3,517.79, 4,876.76 and 3,330.53 is: 4,617.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.79 : 4,876.76 = 3,330.53 : x
  2. Step 2: Convert to fraction form
    3,517.79/4,876.76 = 3,330.53/x
  3. Step 3: Cross multiply
    3,517.79x = 4,876.76 × 3,330.53
  4. Step 4: Simplify right side
    3,517.79x = 16,242,216.00
  5. Step 5: Solve for x
    x = 16,242,216.00/3,517.79
  6. Step 6: Final answer
    x = 4,617.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.