Home / 9,760.11-14,642.49-3,186.31

Finding the Fourth Proportional to 9,760.11, 14,642.49 and 3,186.31

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Solution

The fourth proportional to 9,760.11, 14,642.49 and 3,186.31 is: 4,780.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,760.11 : 14,642.49 = 3,186.31 : x
  2. Step 2: Convert to fraction form
    9,760.11/14,642.49 = 3,186.31/x
  3. Step 3: Cross multiply
    9,760.11x = 14,642.49 × 3,186.31
  4. Step 4: Simplify right side
    9,760.11x = 46,655,439.10
  5. Step 5: Solve for x
    x = 46,655,439.10/9,760.11
  6. Step 6: Final answer
    x = 4,780.22

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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.