Home / 7,175.61-10,767.59-3,015.30

Finding the Fourth Proportional to 7,175.61, 10,767.59 and 3,015.30

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Solution

The fourth proportional to 7,175.61, 10,767.59 and 3,015.30 is: 4,524.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175.61 : 10,767.59 = 3,015.30 : x
  2. Step 2: Convert to fraction form
    7,175.61/10,767.59 = 3,015.30/x
  3. Step 3: Cross multiply
    7,175.61x = 10,767.59 × 3,015.30
  4. Step 4: Simplify right side
    7,175.61x = 32,467,514.13
  5. Step 5: Solve for x
    x = 32,467,514.13/7,175.61
  6. Step 6: Final answer
    x = 4,524.70

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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.