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Finding the Fourth Proportional to 8,795, 12,143.04 and 5,610.08

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Solution

The fourth proportional to 8,795, 12,143.04 and 5,610.08 is: 7,745.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795 : 12,143.04 = 5,610.08 : x
  2. Step 2: Convert to fraction form
    8,795/12,143.04 = 5,610.08/x
  3. Step 3: Cross multiply
    8,795x = 12,143.04 × 5,610.08
  4. Step 4: Simplify right side
    8,795x = 68,123,425.84
  5. Step 5: Solve for x
    x = 68,123,425.84/8,795
  6. Step 6: Final answer
    x = 7,745.70

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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.