Home / 4,844.64-7,266.96-1,921.44

Finding the Fourth Proportional to 4,844.64, 7,266.96 and 1,921.44

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Solution

The fourth proportional to 4,844.64, 7,266.96 and 1,921.44 is: 2,882.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,844.64 : 7,266.96 = 1,921.44 : x
  2. Step 2: Convert to fraction form
    4,844.64/7,266.96 = 1,921.44/x
  3. Step 3: Cross multiply
    4,844.64x = 7,266.96 × 1,921.44
  4. Step 4: Simplify right side
    4,844.64x = 13,963,027.62
  5. Step 5: Solve for x
    x = 13,963,027.62/4,844.64
  6. Step 6: Final answer
    x = 2,882.16

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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.