Home / 6,870.75-10,309.02-3,363.85

Finding the Fourth Proportional to 6,870.75, 10,309.02 and 3,363.85

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Solution

The fourth proportional to 6,870.75, 10,309.02 and 3,363.85 is: 5,047.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870.75 : 10,309.02 = 3,363.85 : x
  2. Step 2: Convert to fraction form
    6,870.75/10,309.02 = 3,363.85/x
  3. Step 3: Cross multiply
    6,870.75x = 10,309.02 × 3,363.85
  4. Step 4: Simplify right side
    6,870.75x = 34,677,996.93
  5. Step 5: Solve for x
    x = 34,677,996.93/6,870.75
  6. Step 6: Final answer
    x = 5,047.20

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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.