Home / 3,015.35-4,161.15-1,757.14

Finding the Fourth Proportional to 3,015.35, 4,161.15 and 1,757.14

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Solution

The fourth proportional to 3,015.35, 4,161.15 and 1,757.14 is: 2,424.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.35 : 4,161.15 = 1,757.14 : x
  2. Step 2: Convert to fraction form
    3,015.35/4,161.15 = 1,757.14/x
  3. Step 3: Cross multiply
    3,015.35x = 4,161.15 × 1,757.14
  4. Step 4: Simplify right side
    3,015.35x = 7,311,731.17
  5. Step 5: Solve for x
    x = 7,311,731.17/3,015.35
  6. Step 6: Final answer
    x = 2,424.84

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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.