Home / 5,241.42-7,854.96-2,897.94

Finding the Fourth Proportional to 5,241.42, 7,854.96 and 2,897.94

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Solution

The fourth proportional to 5,241.42, 7,854.96 and 2,897.94 is: 4,342.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241.42 : 7,854.96 = 2,897.94 : x
  2. Step 2: Convert to fraction form
    5,241.42/7,854.96 = 2,897.94/x
  3. Step 3: Cross multiply
    5,241.42x = 7,854.96 × 2,897.94
  4. Step 4: Simplify right side
    5,241.42x = 22,763,202.78
  5. Step 5: Solve for x
    x = 22,763,202.78/5,241.42
  6. Step 6: Final answer
    x = 4,342.95

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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.