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Finding the Fourth Proportional to 6,551.85, 9,041.28 and 3,567.68

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Solution

The fourth proportional to 6,551.85, 9,041.28 and 3,567.68 is: 4,923.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551.85 : 9,041.28 = 3,567.68 : x
  2. Step 2: Convert to fraction form
    6,551.85/9,041.28 = 3,567.68/x
  3. Step 3: Cross multiply
    6,551.85x = 9,041.28 × 3,567.68
  4. Step 4: Simplify right side
    6,551.85x = 32,256,348.62
  5. Step 5: Solve for x
    x = 32,256,348.62/6,551.85
  6. Step 6: Final answer
    x = 4,923.24

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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.