Home / 5,915.60-8,867.40-3,836.92

Finding the Fourth Proportional to 5,915.60, 8,867.40 and 3,836.92

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Solution

The fourth proportional to 5,915.60, 8,867.40 and 3,836.92 is: 5,751.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.60 : 8,867.40 = 3,836.92 : x
  2. Step 2: Convert to fraction form
    5,915.60/8,867.40 = 3,836.92/x
  3. Step 3: Cross multiply
    5,915.60x = 8,867.40 × 3,836.92
  4. Step 4: Simplify right side
    5,915.60x = 34,023,504.41
  5. Step 5: Solve for x
    x = 34,023,504.41/5,915.60
  6. Step 6: Final answer
    x = 5,751.49

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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.