Home / 3,110.23-4,292.11-1,712.98

Finding the Fourth Proportional to 3,110.23, 4,292.11 and 1,712.98

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Solution

The fourth proportional to 3,110.23, 4,292.11 and 1,712.98 is: 2,363.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.23 : 4,292.11 = 1,712.98 : x
  2. Step 2: Convert to fraction form
    3,110.23/4,292.11 = 1,712.98/x
  3. Step 3: Cross multiply
    3,110.23x = 4,292.11 × 1,712.98
  4. Step 4: Simplify right side
    3,110.23x = 7,352,298.59
  5. Step 5: Solve for x
    x = 7,352,298.59/3,110.23
  6. Step 6: Final answer
    x = 2,363.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.