Home / 3,357.11-5,034.89-1,277.34

Finding the Fourth Proportional to 3,357.11, 5,034.89 and 1,277.34

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Solution

The fourth proportional to 3,357.11, 5,034.89 and 1,277.34 is: 1,915.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357.11 : 5,034.89 = 1,277.34 : x
  2. Step 2: Convert to fraction form
    3,357.11/5,034.89 = 1,277.34/x
  3. Step 3: Cross multiply
    3,357.11x = 5,034.89 × 1,277.34
  4. Step 4: Simplify right side
    3,357.11x = 6,431,260.01
  5. Step 5: Solve for x
    x = 6,431,260.01/3,357.11
  6. Step 6: Final answer
    x = 1,915.72

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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.