Home / 7,531.87-11,296.98-1,984.99

Finding the Fourth Proportional to 7,531.87, 11,296.98 and 1,984.99

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Solution

The fourth proportional to 7,531.87, 11,296.98 and 1,984.99 is: 2,977.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.87 : 11,296.98 = 1,984.99 : x
  2. Step 2: Convert to fraction form
    7,531.87/11,296.98 = 1,984.99/x
  3. Step 3: Cross multiply
    7,531.87x = 11,296.98 × 1,984.99
  4. Step 4: Simplify right side
    7,531.87x = 22,424,392.33
  5. Step 5: Solve for x
    x = 22,424,392.33/7,531.87
  6. Step 6: Final answer
    x = 2,977.27

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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.