Home / 3,717.99-5,129.06-2,225.62

Finding the Fourth Proportional to 3,717.99, 5,129.06 and 2,225.62

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Solution

The fourth proportional to 3,717.99, 5,129.06 and 2,225.62 is: 3,070.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717.99 : 5,129.06 = 2,225.62 : x
  2. Step 2: Convert to fraction form
    3,717.99/5,129.06 = 2,225.62/x
  3. Step 3: Cross multiply
    3,717.99x = 5,129.06 × 2,225.62
  4. Step 4: Simplify right side
    3,717.99x = 11,415,324.18
  5. Step 5: Solve for x
    x = 11,415,324.18/3,717.99
  6. Step 6: Final answer
    x = 3,070.30

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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.