Home / 6,013.68-8,294.30-5,175.80

Finding the Fourth Proportional to 6,013.68, 8,294.30 and 5,175.80

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Solution

The fourth proportional to 6,013.68, 8,294.30 and 5,175.80 is: 7,138.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,013.68 : 8,294.30 = 5,175.80 : x
  2. Step 2: Convert to fraction form
    6,013.68/8,294.30 = 5,175.80/x
  3. Step 3: Cross multiply
    6,013.68x = 8,294.30 × 5,175.80
  4. Step 4: Simplify right side
    6,013.68x = 42,929,637.94
  5. Step 5: Solve for x
    x = 42,929,637.94/6,013.68
  6. Step 6: Final answer
    x = 7,138.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.