Home / 5,018.80-6,926.18-2,894.65

Finding the Fourth Proportional to 5,018.80, 6,926.18 and 2,894.65

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Solution

The fourth proportional to 5,018.80, 6,926.18 and 2,894.65 is: 3,994.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,018.80 : 6,926.18 = 2,894.65 : x
  2. Step 2: Convert to fraction form
    5,018.80/6,926.18 = 2,894.65/x
  3. Step 3: Cross multiply
    5,018.80x = 6,926.18 × 2,894.65
  4. Step 4: Simplify right side
    5,018.80x = 20,048,817.83
  5. Step 5: Solve for x
    x = 20,048,817.83/5,018.80
  6. Step 6: Final answer
    x = 3,994.75

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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.