Home / 9,491.30-14,238.31-2,918.04

Finding the Fourth Proportional to 9,491.30, 14,238.31 and 2,918.04

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Solution

The fourth proportional to 9,491.30, 14,238.31 and 2,918.04 is: 4,377.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,491.30 : 14,238.31 = 2,918.04 : x
  2. Step 2: Convert to fraction form
    9,491.30/14,238.31 = 2,918.04/x
  3. Step 3: Cross multiply
    9,491.30x = 14,238.31 × 2,918.04
  4. Step 4: Simplify right side
    9,491.30x = 41,547,958.11
  5. Step 5: Solve for x
    x = 41,547,958.11/9,491.30
  6. Step 6: Final answer
    x = 4,377.48

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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.