Home / 3,802.90-5,244.99-2,310.78

Finding the Fourth Proportional to 3,802.90, 5,244.99 and 2,310.78

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Solution

The fourth proportional to 3,802.90, 5,244.99 and 2,310.78 is: 3,187.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802.90 : 5,244.99 = 2,310.78 : x
  2. Step 2: Convert to fraction form
    3,802.90/5,244.99 = 2,310.78/x
  3. Step 3: Cross multiply
    3,802.90x = 5,244.99 × 2,310.78
  4. Step 4: Simplify right side
    3,802.90x = 12,120,017.99
  5. Step 5: Solve for x
    x = 12,120,017.99/3,802.90
  6. Step 6: Final answer
    x = 3,187.05

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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.