Home / 5,885.06-8,121.56-3,366.96

Finding the Fourth Proportional to 5,885.06, 8,121.56 and 3,366.96

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Solution

The fourth proportional to 5,885.06, 8,121.56 and 3,366.96 is: 4,646.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,885.06 : 8,121.56 = 3,366.96 : x
  2. Step 2: Convert to fraction form
    5,885.06/8,121.56 = 3,366.96/x
  3. Step 3: Cross multiply
    5,885.06x = 8,121.56 × 3,366.96
  4. Step 4: Simplify right side
    5,885.06x = 27,344,967.66
  5. Step 5: Solve for x
    x = 27,344,967.66/5,885.06
  6. Step 6: Final answer
    x = 4,646.51

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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.