Home / 7,063.20-9,745.92-5,291.04

Finding the Fourth Proportional to 7,063.20, 9,745.92 and 5,291.04

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Solution

The fourth proportional to 7,063.20, 9,745.92 and 5,291.04 is: 7,300.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,063.20 : 9,745.92 = 5,291.04 : x
  2. Step 2: Convert to fraction form
    7,063.20/9,745.92 = 5,291.04/x
  3. Step 3: Cross multiply
    7,063.20x = 9,745.92 × 5,291.04
  4. Step 4: Simplify right side
    7,063.20x = 51,566,052.56
  5. Step 5: Solve for x
    x = 51,566,052.56/7,063.20
  6. Step 6: Final answer
    x = 7,300.66

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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.