Home / 4,939.28-6,810.16-3,758.32

Finding the Fourth Proportional to 4,939.28, 6,810.16 and 3,758.32

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Solution

The fourth proportional to 4,939.28, 6,810.16 and 3,758.32 is: 5,181.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939.28 : 6,810.16 = 3,758.32 : x
  2. Step 2: Convert to fraction form
    4,939.28/6,810.16 = 3,758.32/x
  3. Step 3: Cross multiply
    4,939.28x = 6,810.16 × 3,758.32
  4. Step 4: Simplify right side
    4,939.28x = 25,594,760.53
  5. Step 5: Solve for x
    x = 25,594,760.53/4,939.28
  6. Step 6: Final answer
    x = 5,181.88

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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.