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Finding the Fourth Proportional to 5,860.66, 8,088.11 and 3,867.76

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Solution

The fourth proportional to 5,860.66, 8,088.11 and 3,867.76 is: 5,337.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,860.66 : 8,088.11 = 3,867.76 : x
  2. Step 2: Convert to fraction form
    5,860.66/8,088.11 = 3,867.76/x
  3. Step 3: Cross multiply
    5,860.66x = 8,088.11 × 3,867.76
  4. Step 4: Simplify right side
    5,860.66x = 31,282,868.33
  5. Step 5: Solve for x
    x = 31,282,868.33/5,860.66
  6. Step 6: Final answer
    x = 5,337.77

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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.