Home / 3,738.02-5,161.95-2,343.20

Finding the Fourth Proportional to 3,738.02, 5,161.95 and 2,343.20

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Solution

The fourth proportional to 3,738.02, 5,161.95 and 2,343.20 is: 3,235.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738.02 : 5,161.95 = 2,343.20 : x
  2. Step 2: Convert to fraction form
    3,738.02/5,161.95 = 2,343.20/x
  3. Step 3: Cross multiply
    3,738.02x = 5,161.95 × 2,343.20
  4. Step 4: Simplify right side
    3,738.02x = 12,095,455.43
  5. Step 5: Solve for x
    x = 12,095,455.43/3,738.02
  6. Step 6: Final answer
    x = 3,235.80

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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.