Home / 3,245.50-4,868.73-1,513.18

Finding the Fourth Proportional to 3,245.50, 4,868.73 and 1,513.18

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Solution

The fourth proportional to 3,245.50, 4,868.73 and 1,513.18 is: 2,269.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,245.50 : 4,868.73 = 1,513.18 : x
  2. Step 2: Convert to fraction form
    3,245.50/4,868.73 = 1,513.18/x
  3. Step 3: Cross multiply
    3,245.50x = 4,868.73 × 1,513.18
  4. Step 4: Simplify right side
    3,245.50x = 7,367,264.86
  5. Step 5: Solve for x
    x = 7,367,264.86/3,245.50
  6. Step 6: Final answer
    x = 2,269.99

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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.