Home / 10,180.69-14,048.38-6,996.78

Finding the Fourth Proportional to 10,180.69, 14,048.38 and 6,996.78

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Solution

The fourth proportional to 10,180.69, 14,048.38 and 6,996.78 is: 9,654.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180.69 : 14,048.38 = 6,996.78 : x
  2. Step 2: Convert to fraction form
    10,180.69/14,048.38 = 6,996.78/x
  3. Step 3: Cross multiply
    10,180.69x = 14,048.38 × 6,996.78
  4. Step 4: Simplify right side
    10,180.69x = 98,293,424.22
  5. Step 5: Solve for x
    x = 98,293,424.22/10,180.69
  6. Step 6: Final answer
    x = 9,654.89

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1.5x scale

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.