Home / 9,109.19-13,663.80-2,535.38

Finding the Fourth Proportional to 9,109.19, 13,663.80 and 2,535.38

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Solution

The fourth proportional to 9,109.19, 13,663.80 and 2,535.38 is: 3,803.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,109.19 : 13,663.80 = 2,535.38 : x
  2. Step 2: Convert to fraction form
    9,109.19/13,663.80 = 2,535.38/x
  3. Step 3: Cross multiply
    9,109.19x = 13,663.80 × 2,535.38
  4. Step 4: Simplify right side
    9,109.19x = 34,642,844.25
  5. Step 5: Solve for x
    x = 34,642,844.25/9,109.19
  6. Step 6: Final answer
    x = 3,803.07

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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.