Home / 10,758.69-14,844.36-6,279.87

Finding the Fourth Proportional to 10,758.69, 14,844.36 and 6,279.87

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Solution

The fourth proportional to 10,758.69, 14,844.36 and 6,279.87 is: 8,664.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,758.69 : 14,844.36 = 6,279.87 : x
  2. Step 2: Convert to fraction form
    10,758.69/14,844.36 = 6,279.87/x
  3. Step 3: Cross multiply
    10,758.69x = 14,844.36 × 6,279.87
  4. Step 4: Simplify right side
    10,758.69x = 93,220,651.03
  5. Step 5: Solve for x
    x = 93,220,651.03/10,758.69
  6. Step 6: Final answer
    x = 8,664.68

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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.