Home / 11,867.14-17,804.28-3,547.43

Finding the Fourth Proportional to 11,867.14, 17,804.28 and 3,547.43

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Solution

The fourth proportional to 11,867.14, 17,804.28 and 3,547.43 is: 5,322.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,867.14 : 17,804.28 = 3,547.43 : x
  2. Step 2: Convert to fraction form
    11,867.14/17,804.28 = 3,547.43/x
  3. Step 3: Cross multiply
    11,867.14x = 17,804.28 × 3,547.43
  4. Step 4: Simplify right side
    11,867.14x = 63,159,437.00
  5. Step 5: Solve for x
    x = 63,159,437.00/11,867.14
  6. Step 6: Final answer
    x = 5,322.21

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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.