Home / 4,142.61-5,716.98-2,374.38

Finding the Fourth Proportional to 4,142.61, 5,716.98 and 2,374.38

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Solution

The fourth proportional to 4,142.61, 5,716.98 and 2,374.38 is: 3,276.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142.61 : 5,716.98 = 2,374.38 : x
  2. Step 2: Convert to fraction form
    4,142.61/5,716.98 = 2,374.38/x
  3. Step 3: Cross multiply
    4,142.61x = 5,716.98 × 2,374.38
  4. Step 4: Simplify right side
    4,142.61x = 13,574,282.97
  5. Step 5: Solve for x
    x = 13,574,282.97/4,142.61
  6. Step 6: Final answer
    x = 3,276.75

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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.