Home / 3,529.44-4,870.68-1,936.08

Finding the Fourth Proportional to 3,529.44, 4,870.68 and 1,936.08

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Solution

The fourth proportional to 3,529.44, 4,870.68 and 1,936.08 is: 2,671.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.44 : 4,870.68 = 1,936.08 : x
  2. Step 2: Convert to fraction form
    3,529.44/4,870.68 = 1,936.08/x
  3. Step 3: Cross multiply
    3,529.44x = 4,870.68 × 1,936.08
  4. Step 4: Simplify right side
    3,529.44x = 9,430,026.13
  5. Step 5: Solve for x
    x = 9,430,026.13/3,529.44
  6. Step 6: Final answer
    x = 2,671.82

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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.