Home / 3,515.06-4,851.78-2,320.92

Finding the Fourth Proportional to 3,515.06, 4,851.78 and 2,320.92

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Solution

The fourth proportional to 3,515.06, 4,851.78 and 2,320.92 is: 3,203.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.06 : 4,851.78 = 2,320.92 : x
  2. Step 2: Convert to fraction form
    3,515.06/4,851.78 = 2,320.92/x
  3. Step 3: Cross multiply
    3,515.06x = 4,851.78 × 2,320.92
  4. Step 4: Simplify right side
    3,515.06x = 11,260,593.24
  5. Step 5: Solve for x
    x = 11,260,593.24/3,515.06
  6. Step 6: Final answer
    x = 3,203.53

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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.