Home / 11,867.52-17,804.43-3,547.56

Finding the Fourth Proportional to 11,867.52, 17,804.43 and 3,547.56

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Solution

The fourth proportional to 11,867.52, 17,804.43 and 3,547.56 is: 5,322.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,867.52 : 17,804.43 = 3,547.56 : x
  2. Step 2: Convert to fraction form
    11,867.52/17,804.43 = 3,547.56/x
  3. Step 3: Cross multiply
    11,867.52x = 17,804.43 × 3,547.56
  4. Step 4: Simplify right side
    11,867.52x = 63,162,283.69
  5. Step 5: Solve for x
    x = 63,162,283.69/11,867.52
  6. Step 6: Final answer
    x = 5,322.28

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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.