Home / 9,695.23-14,543.60-3,121.61

Finding the Fourth Proportional to 9,695.23, 14,543.60 and 3,121.61

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Solution

The fourth proportional to 9,695.23, 14,543.60 and 3,121.61 is: 4,682.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,695.23 : 14,543.60 = 3,121.61 : x
  2. Step 2: Convert to fraction form
    9,695.23/14,543.60 = 3,121.61/x
  3. Step 3: Cross multiply
    9,695.23x = 14,543.60 × 3,121.61
  4. Step 4: Simplify right side
    9,695.23x = 45,399,358.87
  5. Step 5: Solve for x
    x = 45,399,358.87/9,695.23
  6. Step 6: Final answer
    x = 4,682.65

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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.