Home / 2,980.82-4,471.53-1,033.01

Finding the Fourth Proportional to 2,980.82, 4,471.53 and 1,033.01

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Solution

The fourth proportional to 2,980.82, 4,471.53 and 1,033.01 is: 1,549.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980.82 : 4,471.53 = 1,033.01 : x
  2. Step 2: Convert to fraction form
    2,980.82/4,471.53 = 1,033.01/x
  3. Step 3: Cross multiply
    2,980.82x = 4,471.53 × 1,033.01
  4. Step 4: Simplify right side
    2,980.82x = 4,619,135.21
  5. Step 5: Solve for x
    x = 4,619,135.21/2,980.82
  6. Step 6: Final answer
    x = 1,549.62

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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.