Home / 8,174.83-11,279.59-4,637.11

Finding the Fourth Proportional to 8,174.83, 11,279.59 and 4,637.11

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Solution

The fourth proportional to 8,174.83, 11,279.59 and 4,637.11 is: 6,398.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174.83 : 11,279.59 = 4,637.11 : x
  2. Step 2: Convert to fraction form
    8,174.83/11,279.59 = 4,637.11/x
  3. Step 3: Cross multiply
    8,174.83x = 11,279.59 × 4,637.11
  4. Step 4: Simplify right side
    8,174.83x = 52,304,699.58
  5. Step 5: Solve for x
    x = 52,304,699.58/8,174.83
  6. Step 6: Final answer
    x = 6,398.26

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1.5x scale

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.