Home / 5,217.09-7,156.70-4,934.62

Finding the Fourth Proportional to 5,217.09, 7,156.70 and 4,934.62

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Solution

The fourth proportional to 5,217.09, 7,156.70 and 4,934.62 is: 6,769.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217.09 : 7,156.70 = 4,934.62 : x
  2. Step 2: Convert to fraction form
    5,217.09/7,156.70 = 4,934.62/x
  3. Step 3: Cross multiply
    5,217.09x = 7,156.70 × 4,934.62
  4. Step 4: Simplify right side
    5,217.09x = 35,315,594.95
  5. Step 5: Solve for x
    x = 35,315,594.95/5,217.09
  6. Step 6: Final answer
    x = 6,769.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.