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Finding the Fourth Proportional to 7,754.13, 10,698.08 and 5,104.22

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Solution

The fourth proportional to 7,754.13, 10,698.08 and 5,104.22 is: 7,042.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,754.13 : 10,698.08 = 5,104.22 : x
  2. Step 2: Convert to fraction form
    7,754.13/10,698.08 = 5,104.22/x
  3. Step 3: Cross multiply
    7,754.13x = 10,698.08 × 5,104.22
  4. Step 4: Simplify right side
    7,754.13x = 54,605,274.89
  5. Step 5: Solve for x
    x = 54,605,274.89/7,754.13
  6. Step 6: Final answer
    x = 7,042.09

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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.