Home / 6,781.73-10,174.16-2,623.19

Finding the Fourth Proportional to 6,781.73, 10,174.16 and 2,623.19

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Solution

The fourth proportional to 6,781.73, 10,174.16 and 2,623.19 is: 3,935.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,781.73 : 10,174.16 = 2,623.19 : x
  2. Step 2: Convert to fraction form
    6,781.73/10,174.16 = 2,623.19/x
  3. Step 3: Cross multiply
    6,781.73x = 10,174.16 × 2,623.19
  4. Step 4: Simplify right side
    6,781.73x = 26,688,690.78
  5. Step 5: Solve for x
    x = 26,688,690.78/6,781.73
  6. Step 6: Final answer
    x = 3,935.38

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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.