Home / 9,916.36-14,871.44-3,590.44

Finding the Fourth Proportional to 9,916.36, 14,871.44 and 3,590.44

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Solution

The fourth proportional to 9,916.36, 14,871.44 and 3,590.44 is: 5,384.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,916.36 : 14,871.44 = 3,590.44 : x
  2. Step 2: Convert to fraction form
    9,916.36/14,871.44 = 3,590.44/x
  3. Step 3: Cross multiply
    9,916.36x = 14,871.44 × 3,590.44
  4. Step 4: Simplify right side
    9,916.36x = 53,395,013.03
  5. Step 5: Solve for x
    x = 53,395,013.03/9,916.36
  6. Step 6: Final answer
    x = 5,384.54

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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.