Home / 3,154.32-4,352.67-1,757.07

Finding the Fourth Proportional to 3,154.32, 4,352.67 and 1,757.07

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Solution

The fourth proportional to 3,154.32, 4,352.67 and 1,757.07 is: 2,424.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.32 : 4,352.67 = 1,757.07 : x
  2. Step 2: Convert to fraction form
    3,154.32/4,352.67 = 1,757.07/x
  3. Step 3: Cross multiply
    3,154.32x = 4,352.67 × 1,757.07
  4. Step 4: Simplify right side
    3,154.32x = 7,647,945.88
  5. Step 5: Solve for x
    x = 7,647,945.88/3,154.32
  6. Step 6: Final answer
    x = 2,424.59

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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.