Home / 2,983.02-4,474.99-1,521.38

Finding the Fourth Proportional to 2,983.02, 4,474.99 and 1,521.38

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Solution

The fourth proportional to 2,983.02, 4,474.99 and 1,521.38 is: 2,282.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.02 : 4,474.99 = 1,521.38 : x
  2. Step 2: Convert to fraction form
    2,983.02/4,474.99 = 1,521.38/x
  3. Step 3: Cross multiply
    2,983.02x = 4,474.99 × 1,521.38
  4. Step 4: Simplify right side
    2,983.02x = 6,808,137.91
  5. Step 5: Solve for x
    x = 6,808,137.91/2,983.02
  6. Step 6: Final answer
    x = 2,282.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.