Home / 7,837.13-11,757.72-2,908.18

Finding the Fourth Proportional to 7,837.13, 11,757.72 and 2,908.18

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Solution

The fourth proportional to 7,837.13, 11,757.72 and 2,908.18 is: 4,363.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.13 : 11,757.72 = 2,908.18 : x
  2. Step 2: Convert to fraction form
    7,837.13/11,757.72 = 2,908.18/x
  3. Step 3: Cross multiply
    7,837.13x = 11,757.72 × 2,908.18
  4. Step 4: Simplify right side
    7,837.13x = 34,193,507.36
  5. Step 5: Solve for x
    x = 34,193,507.36/7,837.13
  6. Step 6: Final answer
    x = 4,363.01

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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.