Home / 4,253.13-6,379.70-1,175.13

Finding the Fourth Proportional to 4,253.13, 6,379.70 and 1,175.13

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Solution

The fourth proportional to 4,253.13, 6,379.70 and 1,175.13 is: 1,762.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.13 : 6,379.70 = 1,175.13 : x
  2. Step 2: Convert to fraction form
    4,253.13/6,379.70 = 1,175.13/x
  3. Step 3: Cross multiply
    4,253.13x = 6,379.70 × 1,175.13
  4. Step 4: Simplify right side
    4,253.13x = 7,496,993.89
  5. Step 5: Solve for x
    x = 7,496,993.89/4,253.13
  6. Step 6: Final answer
    x = 1,762.70

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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.