Home / 7,175.05-10,763.65-2,557.69

Finding the Fourth Proportional to 7,175.05, 10,763.65 and 2,557.69

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Solution

The fourth proportional to 7,175.05, 10,763.65 and 2,557.69 is: 3,836.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175.05 : 10,763.65 = 2,557.69 : x
  2. Step 2: Convert to fraction form
    7,175.05/10,763.65 = 2,557.69/x
  3. Step 3: Cross multiply
    7,175.05x = 10,763.65 × 2,557.69
  4. Step 4: Simplify right side
    7,175.05x = 27,530,056.26
  5. Step 5: Solve for x
    x = 27,530,056.26/7,175.05
  6. Step 6: Final answer
    x = 3,836.92

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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.