Home / 3,351.32-5,029.32-1,377.10

Finding the Fourth Proportional to 3,351.32, 5,029.32 and 1,377.10

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Solution

The fourth proportional to 3,351.32, 5,029.32 and 1,377.10 is: 2,066.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.32 : 5,029.32 = 1,377.10 : x
  2. Step 2: Convert to fraction form
    3,351.32/5,029.32 = 1,377.10/x
  3. Step 3: Cross multiply
    3,351.32x = 5,029.32 × 1,377.10
  4. Step 4: Simplify right side
    3,351.32x = 6,925,888.02
  5. Step 5: Solve for x
    x = 6,925,888.02/3,351.32
  6. Step 6: Final answer
    x = 2,066.61

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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.