Home / 7,412.24-11,107.98-4,916.36

Finding the Fourth Proportional to 7,412.24, 11,107.98 and 4,916.36

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Solution

The fourth proportional to 7,412.24, 11,107.98 and 4,916.36 is: 7,367.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412.24 : 11,107.98 = 4,916.36 : x
  2. Step 2: Convert to fraction form
    7,412.24/11,107.98 = 4,916.36/x
  3. Step 3: Cross multiply
    7,412.24x = 11,107.98 × 4,916.36
  4. Step 4: Simplify right side
    7,412.24x = 54,610,828.55
  5. Step 5: Solve for x
    x = 54,610,828.55/7,412.24
  6. Step 6: Final answer
    x = 7,367.66

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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.