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Finding the Fourth Proportional to 7,368.94, 11,053.71 and 2,174.81

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Solution

The fourth proportional to 7,368.94, 11,053.71 and 2,174.81 is: 3,262.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,368.94 : 11,053.71 = 2,174.81 : x
  2. Step 2: Convert to fraction form
    7,368.94/11,053.71 = 2,174.81/x
  3. Step 3: Cross multiply
    7,368.94x = 11,053.71 × 2,174.81
  4. Step 4: Simplify right side
    7,368.94x = 24,039,746.68
  5. Step 5: Solve for x
    x = 24,039,746.68/7,368.94
  6. Step 6: Final answer
    x = 3,262.31

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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.