Home / 9,447.84-14,171.76-4,247.64

Finding the Fourth Proportional to 9,447.84, 14,171.76 and 4,247.64

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Solution

The fourth proportional to 9,447.84, 14,171.76 and 4,247.64 is: 6,371.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,447.84 : 14,171.76 = 4,247.64 : x
  2. Step 2: Convert to fraction form
    9,447.84/14,171.76 = 4,247.64/x
  3. Step 3: Cross multiply
    9,447.84x = 14,171.76 × 4,247.64
  4. Step 4: Simplify right side
    9,447.84x = 60,196,534.65
  5. Step 5: Solve for x
    x = 60,196,534.65/9,447.84
  6. Step 6: Final answer
    x = 6,371.46

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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.