Home / 11,437.06-17,156.62-3,117.12

Finding the Fourth Proportional to 11,437.06, 17,156.62 and 3,117.12

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Solution

The fourth proportional to 11,437.06, 17,156.62 and 3,117.12 is: 4,675.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,437.06 : 17,156.62 = 3,117.12 : x
  2. Step 2: Convert to fraction form
    11,437.06/17,156.62 = 3,117.12/x
  3. Step 3: Cross multiply
    11,437.06x = 17,156.62 × 3,117.12
  4. Step 4: Simplify right side
    11,437.06x = 53,479,243.33
  5. Step 5: Solve for x
    x = 53,479,243.33/11,437.06
  6. Step 6: Final answer
    x = 4,675.96

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.