Home / 8,386.86-11,572.94-5,029.82

Finding the Fourth Proportional to 8,386.86, 11,572.94 and 5,029.82

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Solution

The fourth proportional to 8,386.86, 11,572.94 and 5,029.82 is: 6,940.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,386.86 : 11,572.94 = 5,029.82 : x
  2. Step 2: Convert to fraction form
    8,386.86/11,572.94 = 5,029.82/x
  3. Step 3: Cross multiply
    8,386.86x = 11,572.94 × 5,029.82
  4. Step 4: Simplify right side
    8,386.86x = 58,209,803.18
  5. Step 5: Solve for x
    x = 58,209,803.18/8,386.86
  6. Step 6: Final answer
    x = 6,940.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.