Home / 5,068.65-6,994.85-3,180.31

Finding the Fourth Proportional to 5,068.65, 6,994.85 and 3,180.31

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Solution

The fourth proportional to 5,068.65, 6,994.85 and 3,180.31 is: 4,388.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,068.65 : 6,994.85 = 3,180.31 : x
  2. Step 2: Convert to fraction form
    5,068.65/6,994.85 = 3,180.31/x
  3. Step 3: Cross multiply
    5,068.65x = 6,994.85 × 3,180.31
  4. Step 4: Simplify right side
    5,068.65x = 22,245,791.40
  5. Step 5: Solve for x
    x = 22,245,791.40/5,068.65
  6. Step 6: Final answer
    x = 4,388.90

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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.