Home / 7,175.08-10,759.74-2,557.48

Finding the Fourth Proportional to 7,175.08, 10,759.74 and 2,557.48

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Solution

The fourth proportional to 7,175.08, 10,759.74 and 2,557.48 is: 3,835.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175.08 : 10,759.74 = 2,557.48 : x
  2. Step 2: Convert to fraction form
    7,175.08/10,759.74 = 2,557.48/x
  3. Step 3: Cross multiply
    7,175.08x = 10,759.74 × 2,557.48
  4. Step 4: Simplify right side
    7,175.08x = 27,517,819.86
  5. Step 5: Solve for x
    x = 27,517,819.86/7,175.08
  6. Step 6: Final answer
    x = 3,835.19

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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.