Home / 2,472.13-3,709.14-1,173.70

Finding the Fourth Proportional to 2,472.13, 3,709.14 and 1,173.70

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Solution

The fourth proportional to 2,472.13, 3,709.14 and 1,173.70 is: 1,761.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,472.13 : 3,709.14 = 1,173.70 : x
  2. Step 2: Convert to fraction form
    2,472.13/3,709.14 = 1,173.70/x
  3. Step 3: Cross multiply
    2,472.13x = 3,709.14 × 1,173.70
  4. Step 4: Simplify right side
    2,472.13x = 4,353,417.62
  5. Step 5: Solve for x
    x = 4,353,417.62/2,472.13
  6. Step 6: Final answer
    x = 1,761.00

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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.