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Finding the Fourth Proportional to 4,844.95, 7,253.06 and 2,990.09

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Solution

The fourth proportional to 4,844.95, 7,253.06 and 2,990.09 is: 4,476.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,844.95 : 7,253.06 = 2,990.09 : x
  2. Step 2: Convert to fraction form
    4,844.95/7,253.06 = 2,990.09/x
  3. Step 3: Cross multiply
    4,844.95x = 7,253.06 × 2,990.09
  4. Step 4: Simplify right side
    4,844.95x = 21,687,305.36
  5. Step 5: Solve for x
    x = 21,687,305.36/4,844.95
  6. Step 6: Final answer
    x = 4,476.27

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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.