Home / 6,860.84-10,289.18-2,912.02

Finding the Fourth Proportional to 6,860.84, 10,289.18 and 2,912.02

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Solution

The fourth proportional to 6,860.84, 10,289.18 and 2,912.02 is: 4,367.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.84 : 10,289.18 = 2,912.02 : x
  2. Step 2: Convert to fraction form
    6,860.84/10,289.18 = 2,912.02/x
  3. Step 3: Cross multiply
    6,860.84x = 10,289.18 × 2,912.02
  4. Step 4: Simplify right side
    6,860.84x = 29,962,279.50
  5. Step 5: Solve for x
    x = 29,962,279.50/6,860.84
  6. Step 6: Final answer
    x = 4,367.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.