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Finding the Fourth Proportional to 7,033.98, 10,550.97 and 1,839.81

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Solution

The fourth proportional to 7,033.98, 10,550.97 and 1,839.81 is: 2,759.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,033.98 : 10,550.97 = 1,839.81 : x
  2. Step 2: Convert to fraction form
    7,033.98/10,550.97 = 1,839.81/x
  3. Step 3: Cross multiply
    7,033.98x = 10,550.97 × 1,839.81
  4. Step 4: Simplify right side
    7,033.98x = 19,411,780.12
  5. Step 5: Solve for x
    x = 19,411,780.12/7,033.98
  6. Step 6: Final answer
    x = 2,759.72

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Double scale
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Similar ratio
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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.