Home / 8,726.35-13,090.73-2,801.84

Finding the Fourth Proportional to 8,726.35, 13,090.73 and 2,801.84

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Solution

The fourth proportional to 8,726.35, 13,090.73 and 2,801.84 is: 4,203.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,726.35 : 13,090.73 = 2,801.84 : x
  2. Step 2: Convert to fraction form
    8,726.35/13,090.73 = 2,801.84/x
  3. Step 3: Cross multiply
    8,726.35x = 13,090.73 × 2,801.84
  4. Step 4: Simplify right side
    8,726.35x = 36,678,130.94
  5. Step 5: Solve for x
    x = 36,678,130.94/8,726.35
  6. Step 6: Final answer
    x = 4,203.15

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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.