Home / 9,491.36-14,239.08-2,918

Finding the Fourth Proportional to 9,491.36, 14,239.08 and 2,918

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Solution

The fourth proportional to 9,491.36, 14,239.08 and 2,918 is: 4,377.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,491.36 : 14,239.08 = 2,918 : x
  2. Step 2: Convert to fraction form
    9,491.36/14,239.08 = 2,918/x
  3. Step 3: Cross multiply
    9,491.36x = 14,239.08 × 2,918
  4. Step 4: Simplify right side
    9,491.36x = 41,549,635.44
  5. Step 5: Solve for x
    x = 41,549,635.44/9,491.36
  6. Step 6: Final answer
    x = 4,377.63

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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.