Home / 9,505.91-13,118.44-5,257.10

Finding the Fourth Proportional to 9,505.91, 13,118.44 and 5,257.10

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Solution

The fourth proportional to 9,505.91, 13,118.44 and 5,257.10 is: 7,254.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,505.91 : 13,118.44 = 5,257.10 : x
  2. Step 2: Convert to fraction form
    9,505.91/13,118.44 = 5,257.10/x
  3. Step 3: Cross multiply
    9,505.91x = 13,118.44 × 5,257.10
  4. Step 4: Simplify right side
    9,505.91x = 68,964,970.58
  5. Step 5: Solve for x
    x = 68,964,970.58/9,505.91
  6. Step 6: Final answer
    x = 7,254.96

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Double 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.