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Finding the Fourth Proportional to 7,410.51, 10,209.11 and 6,091.83

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Solution

The fourth proportional to 7,410.51, 10,209.11 and 6,091.83 is: 8,392.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,410.51 : 10,209.11 = 6,091.83 : x
  2. Step 2: Convert to fraction form
    7,410.51/10,209.11 = 6,091.83/x
  3. Step 3: Cross multiply
    7,410.51x = 10,209.11 × 6,091.83
  4. Step 4: Simplify right side
    7,410.51x = 62,192,132.11
  5. Step 5: Solve for x
    x = 62,192,132.11/7,410.51
  6. Step 6: Final answer
    x = 8,392.42

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Double scale
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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.