Home / 7,246.80-10,877.40-3,553.20

Finding the Fourth Proportional to 7,246.80, 10,877.40 and 3,553.20

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Solution

The fourth proportional to 7,246.80, 10,877.40 and 3,553.20 is: 5,333.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,246.80 : 10,877.40 = 3,553.20 : x
  2. Step 2: Convert to fraction form
    7,246.80/10,877.40 = 3,553.20/x
  3. Step 3: Cross multiply
    7,246.80x = 10,877.40 × 3,553.20
  4. Step 4: Simplify right side
    7,246.80x = 38,649,577.68
  5. Step 5: Solve for x
    x = 38,649,577.68/7,246.80
  6. Step 6: Final answer
    x = 5,333.33

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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.