Home / 4,936.28-6,814.43-2,920.04

Finding the Fourth Proportional to 4,936.28, 6,814.43 and 2,920.04

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Solution

The fourth proportional to 4,936.28, 6,814.43 and 2,920.04 is: 4,031.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.28 : 6,814.43 = 2,920.04 : x
  2. Step 2: Convert to fraction form
    4,936.28/6,814.43 = 2,920.04/x
  3. Step 3: Cross multiply
    4,936.28x = 6,814.43 × 2,920.04
  4. Step 4: Simplify right side
    4,936.28x = 19,898,359.50
  5. Step 5: Solve for x
    x = 19,898,359.50/4,936.28
  6. Step 6: Final answer
    x = 4,031.05

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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.