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Finding the Fourth Proportional to 5,972.19, 8,958.14 and 2,854.40

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Solution

The fourth proportional to 5,972.19, 8,958.14 and 2,854.40 is: 4,281.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,972.19 : 8,958.14 = 2,854.40 : x
  2. Step 2: Convert to fraction form
    5,972.19/8,958.14 = 2,854.40/x
  3. Step 3: Cross multiply
    5,972.19x = 8,958.14 × 2,854.40
  4. Step 4: Simplify right side
    5,972.19x = 25,570,100.54
  5. Step 5: Solve for x
    x = 25,570,100.54/5,972.19
  6. Step 6: Final answer
    x = 4,281.53

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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.