Home / 3,569.38-4,925.94-1,997.58

Finding the Fourth Proportional to 3,569.38, 4,925.94 and 1,997.58

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Solution

The fourth proportional to 3,569.38, 4,925.94 and 1,997.58 is: 2,756.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.38 : 4,925.94 = 1,997.58 : x
  2. Step 2: Convert to fraction form
    3,569.38/4,925.94 = 1,997.58/x
  3. Step 3: Cross multiply
    3,569.38x = 4,925.94 × 1,997.58
  4. Step 4: Simplify right side
    3,569.38x = 9,839,959.23
  5. Step 5: Solve for x
    x = 9,839,959.23/3,569.38
  6. Step 6: Final answer
    x = 2,756.77

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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.