Home / 9,721.92-14,587.50-4,795.74

Finding the Fourth Proportional to 9,721.92, 14,587.50 and 4,795.74

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Solution

The fourth proportional to 9,721.92, 14,587.50 and 4,795.74 is: 7,195.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,721.92 : 14,587.50 = 4,795.74 : x
  2. Step 2: Convert to fraction form
    9,721.92/14,587.50 = 4,795.74/x
  3. Step 3: Cross multiply
    9,721.92x = 14,587.50 × 4,795.74
  4. Step 4: Simplify right side
    9,721.92x = 69,957,857.25
  5. Step 5: Solve for x
    x = 69,957,857.25/9,721.92
  6. Step 6: Final answer
    x = 7,195.89

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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.