Home / 5,074.80-6,996.81-3,279.23

Finding the Fourth Proportional to 5,074.80, 6,996.81 and 3,279.23

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Solution

The fourth proportional to 5,074.80, 6,996.81 and 3,279.23 is: 4,521.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.80 : 6,996.81 = 3,279.23 : x
  2. Step 2: Convert to fraction form
    5,074.80/6,996.81 = 3,279.23/x
  3. Step 3: Cross multiply
    5,074.80x = 6,996.81 × 3,279.23
  4. Step 4: Simplify right side
    5,074.80x = 22,944,164.50
  5. Step 5: Solve for x
    x = 22,944,164.50/5,074.80
  6. Step 6: Final answer
    x = 4,521.19

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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.