Home / 9,491.63-14,237.64-2,918.39

Finding the Fourth Proportional to 9,491.63, 14,237.64 and 2,918.39

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Solution

The fourth proportional to 9,491.63, 14,237.64 and 2,918.39 is: 4,377.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,491.63 : 14,237.64 = 2,918.39 : x
  2. Step 2: Convert to fraction form
    9,491.63/14,237.64 = 2,918.39/x
  3. Step 3: Cross multiply
    9,491.63x = 14,237.64 × 2,918.39
  4. Step 4: Simplify right side
    9,491.63x = 41,550,915.01
  5. Step 5: Solve for x
    x = 41,550,915.01/9,491.63
  6. Step 6: Final answer
    x = 4,377.64

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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.