Home / 9,338.81-14,009.57-2,764.13

Finding the Fourth Proportional to 9,338.81, 14,009.57 and 2,764.13

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Solution

The fourth proportional to 9,338.81, 14,009.57 and 2,764.13 is: 4,146.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,338.81 : 14,009.57 = 2,764.13 : x
  2. Step 2: Convert to fraction form
    9,338.81/14,009.57 = 2,764.13/x
  3. Step 3: Cross multiply
    9,338.81x = 14,009.57 × 2,764.13
  4. Step 4: Simplify right side
    9,338.81x = 38,724,258.90
  5. Step 5: Solve for x
    x = 38,724,258.90/9,338.81
  6. Step 6: Final answer
    x = 4,146.59

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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.