Home / 5,017.69-6,922.62-2,999.70

Finding the Fourth Proportional to 5,017.69, 6,922.62 and 2,999.70

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Solution

The fourth proportional to 5,017.69, 6,922.62 and 2,999.70 is: 4,138.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017.69 : 6,922.62 = 2,999.70 : x
  2. Step 2: Convert to fraction form
    5,017.69/6,922.62 = 2,999.70/x
  3. Step 3: Cross multiply
    5,017.69x = 6,922.62 × 2,999.70
  4. Step 4: Simplify right side
    5,017.69x = 20,765,748.60
  5. Step 5: Solve for x
    x = 20,765,748.60/5,017.69
  6. Step 6: Final answer
    x = 4,138.51

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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.