Home / 2,980.26-4,472.42-1,032.46

Finding the Fourth Proportional to 2,980.26, 4,472.42 and 1,032.46

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Solution

The fourth proportional to 2,980.26, 4,472.42 and 1,032.46 is: 1,549.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980.26 : 4,472.42 = 1,032.46 : x
  2. Step 2: Convert to fraction form
    2,980.26/4,472.42 = 1,032.46/x
  3. Step 3: Cross multiply
    2,980.26x = 4,472.42 × 1,032.46
  4. Step 4: Simplify right side
    2,980.26x = 4,617,594.75
  5. Step 5: Solve for x
    x = 4,617,594.75/2,980.26
  6. Step 6: Final answer
    x = 1,549.39

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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.