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Finding the Fourth Proportional to 7,259.84, 10,888.80 and 2,066.16

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Solution

The fourth proportional to 7,259.84, 10,888.80 and 2,066.16 is: 3,098.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259.84 : 10,888.80 = 2,066.16 : x
  2. Step 2: Convert to fraction form
    7,259.84/10,888.80 = 2,066.16/x
  3. Step 3: Cross multiply
    7,259.84x = 10,888.80 × 2,066.16
  4. Step 4: Simplify right side
    7,259.84x = 22,498,003.01
  5. Step 5: Solve for x
    x = 22,498,003.01/7,259.84
  6. Step 6: Final answer
    x = 3,098.97

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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.