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Finding the Fourth Proportional to 7,924.03, 11,888.78 and 2,995.08

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Solution

The fourth proportional to 7,924.03, 11,888.78 and 2,995.08 is: 4,493.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,924.03 : 11,888.78 = 2,995.08 : x
  2. Step 2: Convert to fraction form
    7,924.03/11,888.78 = 2,995.08/x
  3. Step 3: Cross multiply
    7,924.03x = 11,888.78 × 2,995.08
  4. Step 4: Simplify right side
    7,924.03x = 35,607,787.64
  5. Step 5: Solve for x
    x = 35,607,787.64/7,924.03
  6. Step 6: Final answer
    x = 4,493.65

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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.