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Finding the Fourth Proportional to 6,653.79, 9,981.29 and 1,723.41

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Solution

The fourth proportional to 6,653.79, 9,981.29 and 1,723.41 is: 2,585.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,653.79 : 9,981.29 = 1,723.41 : x
  2. Step 2: Convert to fraction form
    6,653.79/9,981.29 = 1,723.41/x
  3. Step 3: Cross multiply
    6,653.79x = 9,981.29 × 1,723.41
  4. Step 4: Simplify right side
    6,653.79x = 17,201,846.38
  5. Step 5: Solve for x
    x = 17,201,846.38/6,653.79
  6. Step 6: Final answer
    x = 2,585.27

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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.