Home / 3,310.95-4,970.07-2,797.30

Finding the Fourth Proportional to 3,310.95, 4,970.07 and 2,797.30

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Solution

The fourth proportional to 3,310.95, 4,970.07 and 2,797.30 is: 4,199.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.95 : 4,970.07 = 2,797.30 : x
  2. Step 2: Convert to fraction form
    3,310.95/4,970.07 = 2,797.30/x
  3. Step 3: Cross multiply
    3,310.95x = 4,970.07 × 2,797.30
  4. Step 4: Simplify right side
    3,310.95x = 13,902,776.81
  5. Step 5: Solve for x
    x = 13,902,776.81/3,310.95
  6. Step 6: Final answer
    x = 4,199.03

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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.