Home / 6,625.53-9,935.96-3,117.17

Finding the Fourth Proportional to 6,625.53, 9,935.96 and 3,117.17

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Solution

The fourth proportional to 6,625.53, 9,935.96 and 3,117.17 is: 4,674.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.53 : 9,935.96 = 3,117.17 : x
  2. Step 2: Convert to fraction form
    6,625.53/9,935.96 = 3,117.17/x
  3. Step 3: Cross multiply
    6,625.53x = 9,935.96 × 3,117.17
  4. Step 4: Simplify right side
    6,625.53x = 30,972,085.69
  5. Step 5: Solve for x
    x = 30,972,085.69/6,625.53
  6. Step 6: Final answer
    x = 4,674.66

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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.