Home / 3,331.91-4,597.46-1,915.27

Finding the Fourth Proportional to 3,331.91, 4,597.46 and 1,915.27

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Solution

The fourth proportional to 3,331.91, 4,597.46 and 1,915.27 is: 2,642.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331.91 : 4,597.46 = 1,915.27 : x
  2. Step 2: Convert to fraction form
    3,331.91/4,597.46 = 1,915.27/x
  3. Step 3: Cross multiply
    3,331.91x = 4,597.46 × 1,915.27
  4. Step 4: Simplify right side
    3,331.91x = 8,805,356.14
  5. Step 5: Solve for x
    x = 8,805,356.14/3,331.91
  6. Step 6: Final answer
    x = 2,642.73

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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.