Home / 3,868.35-5,788.65-3,350.13

Finding the Fourth Proportional to 3,868.35, 5,788.65 and 3,350.13

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Solution

The fourth proportional to 3,868.35, 5,788.65 and 3,350.13 is: 5,013.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868.35 : 5,788.65 = 3,350.13 : x
  2. Step 2: Convert to fraction form
    3,868.35/5,788.65 = 3,350.13/x
  3. Step 3: Cross multiply
    3,868.35x = 5,788.65 × 3,350.13
  4. Step 4: Simplify right side
    3,868.35x = 19,392,730.02
  5. Step 5: Solve for x
    x = 19,392,730.02/3,868.35
  6. Step 6: Final answer
    x = 5,013.18

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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.