Home / 8,678.24-13,017.44-2,104.48

Finding the Fourth Proportional to 8,678.24, 13,017.44 and 2,104.48

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Solution

The fourth proportional to 8,678.24, 13,017.44 and 2,104.48 is: 3,156.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,678.24 : 13,017.44 = 2,104.48 : x
  2. Step 2: Convert to fraction form
    8,678.24/13,017.44 = 2,104.48/x
  3. Step 3: Cross multiply
    8,678.24x = 13,017.44 × 2,104.48
  4. Step 4: Simplify right side
    8,678.24x = 27,394,899.07
  5. Step 5: Solve for x
    x = 27,394,899.07/8,678.24
  6. Step 6: Final answer
    x = 3,156.74

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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.