Home / 3,375.84-5,060.28-1,528.24

Finding the Fourth Proportional to 3,375.84, 5,060.28 and 1,528.24

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Solution

The fourth proportional to 3,375.84, 5,060.28 and 1,528.24 is: 2,290.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.84 : 5,060.28 = 1,528.24 : x
  2. Step 2: Convert to fraction form
    3,375.84/5,060.28 = 1,528.24/x
  3. Step 3: Cross multiply
    3,375.84x = 5,060.28 × 1,528.24
  4. Step 4: Simplify right side
    3,375.84x = 7,733,322.31
  5. Step 5: Solve for x
    x = 7,733,322.31/3,375.84
  6. Step 6: Final answer
    x = 2,290.78

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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.