Home / 9,721.44-14,580.72-3,564

Finding the Fourth Proportional to 9,721.44, 14,580.72 and 3,564

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Solution

The fourth proportional to 9,721.44, 14,580.72 and 3,564 is: 5,345.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,721.44 : 14,580.72 = 3,564 : x
  2. Step 2: Convert to fraction form
    9,721.44/14,580.72 = 3,564/x
  3. Step 3: Cross multiply
    9,721.44x = 14,580.72 × 3,564
  4. Step 4: Simplify right side
    9,721.44x = 51,965,686.08
  5. Step 5: Solve for x
    x = 51,965,686.08/9,721.44
  6. Step 6: Final answer
    x = 5,345.47

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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.