Home / 7,933.34-11,899.91-2,386.46

Finding the Fourth Proportional to 7,933.34, 11,899.91 and 2,386.46

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Solution

The fourth proportional to 7,933.34, 11,899.91 and 2,386.46 is: 3,579.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933.34 : 11,899.91 = 2,386.46 : x
  2. Step 2: Convert to fraction form
    7,933.34/11,899.91 = 2,386.46/x
  3. Step 3: Cross multiply
    7,933.34x = 11,899.91 × 2,386.46
  4. Step 4: Simplify right side
    7,933.34x = 28,398,694.93
  5. Step 5: Solve for x
    x = 28,398,694.93/7,933.34
  6. Step 6: Final answer
    x = 3,579.66

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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.