Home / 5,026.86-6,936.76-2,788.61

Finding the Fourth Proportional to 5,026.86, 6,936.76 and 2,788.61

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Solution

The fourth proportional to 5,026.86, 6,936.76 and 2,788.61 is: 3,848.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,026.86 : 6,936.76 = 2,788.61 : x
  2. Step 2: Convert to fraction form
    5,026.86/6,936.76 = 2,788.61/x
  3. Step 3: Cross multiply
    5,026.86x = 6,936.76 × 2,788.61
  4. Step 4: Simplify right side
    5,026.86x = 19,343,887.11
  5. Step 5: Solve for x
    x = 19,343,887.11/5,026.86
  6. Step 6: Final answer
    x = 3,848.11

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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.