Home / 3,253.16-4,879.98-1,174.40

Finding the Fourth Proportional to 3,253.16, 4,879.98 and 1,174.40

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Solution

The fourth proportional to 3,253.16, 4,879.98 and 1,174.40 is: 1,761.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.16 : 4,879.98 = 1,174.40 : x
  2. Step 2: Convert to fraction form
    3,253.16/4,879.98 = 1,174.40/x
  3. Step 3: Cross multiply
    3,253.16x = 4,879.98 × 1,174.40
  4. Step 4: Simplify right side
    3,253.16x = 5,731,048.51
  5. Step 5: Solve for x
    x = 5,731,048.51/3,253.16
  6. Step 6: Final answer
    x = 1,761.69

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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.