Home / 9,605.79-13,251.40-5,624.44

Finding the Fourth Proportional to 9,605.79, 13,251.40 and 5,624.44

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Solution

The fourth proportional to 9,605.79, 13,251.40 and 5,624.44 is: 7,759.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,605.79 : 13,251.40 = 5,624.44 : x
  2. Step 2: Convert to fraction form
    9,605.79/13,251.40 = 5,624.44/x
  3. Step 3: Cross multiply
    9,605.79x = 13,251.40 × 5,624.44
  4. Step 4: Simplify right side
    9,605.79x = 74,531,657.03
  5. Step 5: Solve for x
    x = 74,531,657.03/9,605.79
  6. Step 6: Final answer
    x = 7,759.03

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Half 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.