Home / 5,092.14-7,637.80-3,617.72

Finding the Fourth Proportional to 5,092.14, 7,637.80 and 3,617.72

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Solution

The fourth proportional to 5,092.14, 7,637.80 and 3,617.72 is: 5,426.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,092.14 : 7,637.80 = 3,617.72 : x
  2. Step 2: Convert to fraction form
    5,092.14/7,637.80 = 3,617.72/x
  3. Step 3: Cross multiply
    5,092.14x = 7,637.80 × 3,617.72
  4. Step 4: Simplify right side
    5,092.14x = 27,631,421.82
  5. Step 5: Solve for x
    x = 27,631,421.82/5,092.14
  6. Step 6: Final answer
    x = 5,426.29

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1.5x scale

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.