Home / 5,351.13-8,030.14-2,887.65

Finding the Fourth Proportional to 5,351.13, 8,030.14 and 2,887.65

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Solution

The fourth proportional to 5,351.13, 8,030.14 and 2,887.65 is: 4,333.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.13 : 8,030.14 = 2,887.65 : x
  2. Step 2: Convert to fraction form
    5,351.13/8,030.14 = 2,887.65/x
  3. Step 3: Cross multiply
    5,351.13x = 8,030.14 × 2,887.65
  4. Step 4: Simplify right side
    5,351.13x = 23,188,233.77
  5. Step 5: Solve for x
    x = 23,188,233.77/5,351.13
  6. Step 6: Final answer
    x = 4,333.33

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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.