Home / 3,529.05-4,869.97-1,935.61

Finding the Fourth Proportional to 3,529.05, 4,869.97 and 1,935.61

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Solution

The fourth proportional to 3,529.05, 4,869.97 and 1,935.61 is: 2,671.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.05 : 4,869.97 = 1,935.61 : x
  2. Step 2: Convert to fraction form
    3,529.05/4,869.97 = 1,935.61/x
  3. Step 3: Cross multiply
    3,529.05x = 4,869.97 × 1,935.61
  4. Step 4: Simplify right side
    3,529.05x = 9,426,362.63
  5. Step 5: Solve for x
    x = 9,426,362.63/3,529.05
  6. Step 6: Final answer
    x = 2,671.08

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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.