Home / 8,104.84-11,189.08-5,600.43

Finding the Fourth Proportional to 8,104.84, 11,189.08 and 5,600.43

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Solution

The fourth proportional to 8,104.84, 11,189.08 and 5,600.43 is: 7,731.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,104.84 : 11,189.08 = 5,600.43 : x
  2. Step 2: Convert to fraction form
    8,104.84/11,189.08 = 5,600.43/x
  3. Step 3: Cross multiply
    8,104.84x = 11,189.08 × 5,600.43
  4. Step 4: Simplify right side
    8,104.84x = 62,663,666.30
  5. Step 5: Solve for x
    x = 62,663,666.30/8,104.84
  6. Step 6: Final answer
    x = 7,731.64

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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.