Home / 9,424.72-14,137.56-3,579.28

Finding the Fourth Proportional to 9,424.72, 14,137.56 and 3,579.28

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Solution

The fourth proportional to 9,424.72, 14,137.56 and 3,579.28 is: 5,369.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,424.72 : 14,137.56 = 3,579.28 : x
  2. Step 2: Convert to fraction form
    9,424.72/14,137.56 = 3,579.28/x
  3. Step 3: Cross multiply
    9,424.72x = 14,137.56 × 3,579.28
  4. Step 4: Simplify right side
    9,424.72x = 50,602,285.76
  5. Step 5: Solve for x
    x = 50,602,285.76/9,424.72
  6. Step 6: Final answer
    x = 5,369.10

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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.