Home / 3,560.24-4,912.29-2,143.55

Finding the Fourth Proportional to 3,560.24, 4,912.29 and 2,143.55

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Solution

The fourth proportional to 3,560.24, 4,912.29 and 2,143.55 is: 2,957.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560.24 : 4,912.29 = 2,143.55 : x
  2. Step 2: Convert to fraction form
    3,560.24/4,912.29 = 2,143.55/x
  3. Step 3: Cross multiply
    3,560.24x = 4,912.29 × 2,143.55
  4. Step 4: Simplify right side
    3,560.24x = 10,529,714.67
  5. Step 5: Solve for x
    x = 10,529,714.67/3,560.24
  6. Step 6: Final answer
    x = 2,957.59

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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.