Home / 7,531.52-11,297.96-1,984.88

Finding the Fourth Proportional to 7,531.52, 11,297.96 and 1,984.88

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Solution

The fourth proportional to 7,531.52, 11,297.96 and 1,984.88 is: 2,977.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.52 : 11,297.96 = 1,984.88 : x
  2. Step 2: Convert to fraction form
    7,531.52/11,297.96 = 1,984.88/x
  3. Step 3: Cross multiply
    7,531.52x = 11,297.96 × 1,984.88
  4. Step 4: Simplify right side
    7,531.52x = 22,425,094.84
  5. Step 5: Solve for x
    x = 22,425,094.84/7,531.52
  6. Step 6: Final answer
    x = 2,977.50

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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.