Home / 3,569.41-4,925.23-1,997.20

Finding the Fourth Proportional to 3,569.41, 4,925.23 and 1,997.20

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Solution

The fourth proportional to 3,569.41, 4,925.23 and 1,997.20 is: 2,755.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.41 : 4,925.23 = 1,997.20 : x
  2. Step 2: Convert to fraction form
    3,569.41/4,925.23 = 1,997.20/x
  3. Step 3: Cross multiply
    3,569.41x = 4,925.23 × 1,997.20
  4. Step 4: Simplify right side
    3,569.41x = 9,836,669.36
  5. Step 5: Solve for x
    x = 9,836,669.36/3,569.41
  6. Step 6: Final answer
    x = 2,755.83

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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.