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Finding the Fourth Proportional to 4,775.36, 6,592.56 and 2,983.36

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Solution

The fourth proportional to 4,775.36, 6,592.56 and 2,983.36 is: 4,118.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.36 : 6,592.56 = 2,983.36 : x
  2. Step 2: Convert to fraction form
    4,775.36/6,592.56 = 2,983.36/x
  3. Step 3: Cross multiply
    4,775.36x = 6,592.56 × 2,983.36
  4. Step 4: Simplify right side
    4,775.36x = 19,667,979.80
  5. Step 5: Solve for x
    x = 19,667,979.80/4,775.36
  6. Step 6: Final answer
    x = 4,118.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.