Home / 10,176.25-14,043.68-5,699.91

Finding the Fourth Proportional to 10,176.25, 14,043.68 and 5,699.91

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Solution

The fourth proportional to 10,176.25, 14,043.68 and 5,699.91 is: 7,866.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,176.25 : 14,043.68 = 5,699.91 : x
  2. Step 2: Convert to fraction form
    10,176.25/14,043.68 = 5,699.91/x
  3. Step 3: Cross multiply
    10,176.25x = 14,043.68 × 5,699.91
  4. Step 4: Simplify right side
    10,176.25x = 80,047,613.35
  5. Step 5: Solve for x
    x = 80,047,613.35/10,176.25
  6. Step 6: Final answer
    x = 7,866.12

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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.