Home / 5,199.49-7,175.03-2,841.18

Finding the Fourth Proportional to 5,199.49, 7,175.03 and 2,841.18

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Solution

The fourth proportional to 5,199.49, 7,175.03 and 2,841.18 is: 3,920.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199.49 : 7,175.03 = 2,841.18 : x
  2. Step 2: Convert to fraction form
    5,199.49/7,175.03 = 2,841.18/x
  3. Step 3: Cross multiply
    5,199.49x = 7,175.03 × 2,841.18
  4. Step 4: Simplify right side
    5,199.49x = 20,385,526.60
  5. Step 5: Solve for x
    x = 20,385,526.60/5,199.49
  6. Step 6: Final answer
    x = 3,920.68

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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.