Home / 4,812.28-6,644.70-3,767.32

Finding the Fourth Proportional to 4,812.28, 6,644.70 and 3,767.32

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Solution

The fourth proportional to 4,812.28, 6,644.70 and 3,767.32 is: 5,201.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.28 : 6,644.70 = 3,767.32 : x
  2. Step 2: Convert to fraction form
    4,812.28/6,644.70 = 3,767.32/x
  3. Step 3: Cross multiply
    4,812.28x = 6,644.70 × 3,767.32
  4. Step 4: Simplify right side
    4,812.28x = 25,032,711.20
  5. Step 5: Solve for x
    x = 25,032,711.20/4,812.28
  6. Step 6: Final answer
    x = 5,201.84

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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.