Home / 9,359.79-14,040.30-2,785.43

Finding the Fourth Proportional to 9,359.79, 14,040.30 and 2,785.43

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Solution

The fourth proportional to 9,359.79, 14,040.30 and 2,785.43 is: 4,178.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,359.79 : 14,040.30 = 2,785.43 : x
  2. Step 2: Convert to fraction form
    9,359.79/14,040.30 = 2,785.43/x
  3. Step 3: Cross multiply
    9,359.79x = 14,040.30 × 2,785.43
  4. Step 4: Simplify right side
    9,359.79x = 39,108,272.83
  5. Step 5: Solve for x
    x = 39,108,272.83/9,359.79
  6. Step 6: Final answer
    x = 4,178.33

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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.