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Finding the Fourth Proportional to 9,707.55, 14,564.51 and 3,133.79

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Solution

The fourth proportional to 9,707.55, 14,564.51 and 3,133.79 is: 4,701.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,707.55 : 14,564.51 = 3,133.79 : x
  2. Step 2: Convert to fraction form
    9,707.55/14,564.51 = 3,133.79/x
  3. Step 3: Cross multiply
    9,707.55x = 14,564.51 × 3,133.79
  4. Step 4: Simplify right side
    9,707.55x = 45,642,093.67
  5. Step 5: Solve for x
    x = 45,642,093.67/9,707.55
  6. Step 6: Final answer
    x = 4,701.71

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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.