Home / 4,931.70-6,801.90-3,163.44

Finding the Fourth Proportional to 4,931.70, 6,801.90 and 3,163.44

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Solution

The fourth proportional to 4,931.70, 6,801.90 and 3,163.44 is: 4,363.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931.70 : 6,801.90 = 3,163.44 : x
  2. Step 2: Convert to fraction form
    4,931.70/6,801.90 = 3,163.44/x
  3. Step 3: Cross multiply
    4,931.70x = 6,801.90 × 3,163.44
  4. Step 4: Simplify right side
    4,931.70x = 21,517,402.54
  5. Step 5: Solve for x
    x = 21,517,402.54/4,931.70
  6. Step 6: Final answer
    x = 4,363.08

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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.