Home / 3,772.89-5,206.05-2,260.09

Finding the Fourth Proportional to 3,772.89, 5,206.05 and 2,260.09

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Solution

The fourth proportional to 3,772.89, 5,206.05 and 2,260.09 is: 3,118.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.89 : 5,206.05 = 2,260.09 : x
  2. Step 2: Convert to fraction form
    3,772.89/5,206.05 = 2,260.09/x
  3. Step 3: Cross multiply
    3,772.89x = 5,206.05 × 2,260.09
  4. Step 4: Simplify right side
    3,772.89x = 11,766,130.24
  5. Step 5: Solve for x
    x = 11,766,130.24/3,772.89
  6. Step 6: Final answer
    x = 3,118.60

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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.