Home / 8,588.81-12,882.29-4,192.94

Finding the Fourth Proportional to 8,588.81, 12,882.29 and 4,192.94

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Solution

The fourth proportional to 8,588.81, 12,882.29 and 4,192.94 is: 6,288.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588.81 : 12,882.29 = 4,192.94 : x
  2. Step 2: Convert to fraction form
    8,588.81/12,882.29 = 4,192.94/x
  3. Step 3: Cross multiply
    8,588.81x = 12,882.29 × 4,192.94
  4. Step 4: Simplify right side
    8,588.81x = 54,014,583.66
  5. Step 5: Solve for x
    x = 54,014,583.66/8,588.81
  6. Step 6: Final answer
    x = 6,288.95

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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.