Home / 5,106.84-7,660.28-3,375.08

Finding the Fourth Proportional to 5,106.84, 7,660.28 and 3,375.08

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Solution

The fourth proportional to 5,106.84, 7,660.28 and 3,375.08 is: 5,062.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106.84 : 7,660.28 = 3,375.08 : x
  2. Step 2: Convert to fraction form
    5,106.84/7,660.28 = 3,375.08/x
  3. Step 3: Cross multiply
    5,106.84x = 7,660.28 × 3,375.08
  4. Step 4: Simplify right side
    5,106.84x = 25,854,057.82
  5. Step 5: Solve for x
    x = 25,854,057.82/5,106.84
  6. Step 6: Final answer
    x = 5,062.63

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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.