Home / 2,372.18-3,272.13-1,707.98

Finding the Fourth Proportional to 2,372.18, 3,272.13 and 1,707.98

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Solution

The fourth proportional to 2,372.18, 3,272.13 and 1,707.98 is: 2,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372.18 : 3,272.13 = 1,707.98 : x
  2. Step 2: Convert to fraction form
    2,372.18/3,272.13 = 1,707.98/x
  3. Step 3: Cross multiply
    2,372.18x = 3,272.13 × 1,707.98
  4. Step 4: Simplify right side
    2,372.18x = 5,588,732.60
  5. Step 5: Solve for x
    x = 5,588,732.60/2,372.18
  6. Step 6: Final answer
    x = 2,355.95

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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.