Home / 3,015.66-4,162.06-1,757.14

Finding the Fourth Proportional to 3,015.66, 4,162.06 and 1,757.14

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Solution

The fourth proportional to 3,015.66, 4,162.06 and 1,757.14 is: 2,425.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.66 : 4,162.06 = 1,757.14 : x
  2. Step 2: Convert to fraction form
    3,015.66/4,162.06 = 1,757.14/x
  3. Step 3: Cross multiply
    3,015.66x = 4,162.06 × 1,757.14
  4. Step 4: Simplify right side
    3,015.66x = 7,313,322.11
  5. Step 5: Solve for x
    x = 7,313,322.11/3,015.66
  6. Step 6: Final answer
    x = 2,425.11

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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.