Home / 9,262.89-12,782.79-5,071.14

Finding the Fourth Proportional to 9,262.89, 12,782.79 and 5,071.14

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Solution

The fourth proportional to 9,262.89, 12,782.79 and 5,071.14 is: 6,998.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,262.89 : 12,782.79 = 5,071.14 : x
  2. Step 2: Convert to fraction form
    9,262.89/12,782.79 = 5,071.14/x
  3. Step 3: Cross multiply
    9,262.89x = 12,782.79 × 5,071.14
  4. Step 4: Simplify right side
    9,262.89x = 64,823,317.68
  5. Step 5: Solve for x
    x = 64,823,317.68/9,262.89
  6. Step 6: Final answer
    x = 6,998.17

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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.