Home / 6,690.13-10,035.73-2,073.13

Finding the Fourth Proportional to 6,690.13, 10,035.73 and 2,073.13

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Solution

The fourth proportional to 6,690.13, 10,035.73 and 2,073.13 is: 3,109.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690.13 : 10,035.73 = 2,073.13 : x
  2. Step 2: Convert to fraction form
    6,690.13/10,035.73 = 2,073.13/x
  3. Step 3: Cross multiply
    6,690.13x = 10,035.73 × 2,073.13
  4. Step 4: Simplify right side
    6,690.13x = 20,805,372.93
  5. Step 5: Solve for x
    x = 20,805,372.93/6,690.13
  6. Step 6: Final answer
    x = 3,109.86

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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.