Home / 9,749.28-13,448.22-5,974.14

Finding the Fourth Proportional to 9,749.28, 13,448.22 and 5,974.14

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Solution

The fourth proportional to 9,749.28, 13,448.22 and 5,974.14 is: 8,240.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,749.28 : 13,448.22 = 5,974.14 : x
  2. Step 2: Convert to fraction form
    9,749.28/13,448.22 = 5,974.14/x
  3. Step 3: Cross multiply
    9,749.28x = 13,448.22 × 5,974.14
  4. Step 4: Simplify right side
    9,749.28x = 80,341,549.03
  5. Step 5: Solve for x
    x = 80,341,549.03/9,749.28
  6. Step 6: Final answer
    x = 8,240.77

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.