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Finding the Fourth Proportional to 4,632.64, 6,944.10 and 2,877.64

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Solution

The fourth proportional to 4,632.64, 6,944.10 and 2,877.64 is: 4,313.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,632.64 : 6,944.10 = 2,877.64 : x
  2. Step 2: Convert to fraction form
    4,632.64/6,944.10 = 2,877.64/x
  3. Step 3: Cross multiply
    4,632.64x = 6,944.10 × 2,877.64
  4. Step 4: Simplify right side
    4,632.64x = 19,982,619.92
  5. Step 5: Solve for x
    x = 19,982,619.92/4,632.64
  6. Step 6: Final answer
    x = 4,313.44

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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.