Home / 4,943.28-6,820.68-2,846.64

Finding the Fourth Proportional to 4,943.28, 6,820.68 and 2,846.64

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Solution

The fourth proportional to 4,943.28, 6,820.68 and 2,846.64 is: 3,927.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.28 : 6,820.68 = 2,846.64 : x
  2. Step 2: Convert to fraction form
    4,943.28/6,820.68 = 2,846.64/x
  3. Step 3: Cross multiply
    4,943.28x = 6,820.68 × 2,846.64
  4. Step 4: Simplify right side
    4,943.28x = 19,416,020.52
  5. Step 5: Solve for x
    x = 19,416,020.52/4,943.28
  6. Step 6: Final answer
    x = 3,927.76

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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.