Home / 9,695.04-14,540.28-3,121.31

Finding the Fourth Proportional to 9,695.04, 14,540.28 and 3,121.31

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Solution

The fourth proportional to 9,695.04, 14,540.28 and 3,121.31 is: 4,681.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,695.04 : 14,540.28 = 3,121.31 : x
  2. Step 2: Convert to fraction form
    9,695.04/14,540.28 = 3,121.31/x
  3. Step 3: Cross multiply
    9,695.04x = 14,540.28 × 3,121.31
  4. Step 4: Simplify right side
    9,695.04x = 45,384,648.67
  5. Step 5: Solve for x
    x = 45,384,648.67/9,695.04
  6. Step 6: Final answer
    x = 4,681.22

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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.