Home / 2,980.91-4,471.56-1,033.26

Finding the Fourth Proportional to 2,980.91, 4,471.56 and 1,033.26

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Solution

The fourth proportional to 2,980.91, 4,471.56 and 1,033.26 is: 1,549.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980.91 : 4,471.56 = 1,033.26 : x
  2. Step 2: Convert to fraction form
    2,980.91/4,471.56 = 1,033.26/x
  3. Step 3: Cross multiply
    2,980.91x = 4,471.56 × 1,033.26
  4. Step 4: Simplify right side
    2,980.91x = 4,620,284.09
  5. Step 5: Solve for x
    x = 4,620,284.09/2,980.91
  6. Step 6: Final answer
    x = 1,549.96

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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.