Home / 3,389.52-5,083.96-1,048.90

Finding the Fourth Proportional to 3,389.52, 5,083.96 and 1,048.90

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Solution

The fourth proportional to 3,389.52, 5,083.96 and 1,048.90 is: 1,573.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.52 : 5,083.96 = 1,048.90 : x
  2. Step 2: Convert to fraction form
    3,389.52/5,083.96 = 1,048.90/x
  3. Step 3: Cross multiply
    3,389.52x = 5,083.96 × 1,048.90
  4. Step 4: Simplify right side
    3,389.52x = 5,332,565.64
  5. Step 5: Solve for x
    x = 5,332,565.64/3,389.52
  6. Step 6: Final answer
    x = 1,573.25

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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.