Home / 3,529.28-4,870.62-2,017.31

Finding the Fourth Proportional to 3,529.28, 4,870.62 and 2,017.31

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Solution

The fourth proportional to 3,529.28, 4,870.62 and 2,017.31 is: 2,784.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.28 : 4,870.62 = 2,017.31 : x
  2. Step 2: Convert to fraction form
    3,529.28/4,870.62 = 2,017.31/x
  3. Step 3: Cross multiply
    3,529.28x = 4,870.62 × 2,017.31
  4. Step 4: Simplify right side
    3,529.28x = 9,825,540.35
  5. Step 5: Solve for x
    x = 9,825,540.35/3,529.28
  6. Step 6: Final answer
    x = 2,784.01

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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.