Home / 10,151.18-14,004.46-6,171.66

Finding the Fourth Proportional to 10,151.18, 14,004.46 and 6,171.66

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Solution

The fourth proportional to 10,151.18, 14,004.46 and 6,171.66 is: 8,514.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,151.18 : 14,004.46 = 6,171.66 : x
  2. Step 2: Convert to fraction form
    10,151.18/14,004.46 = 6,171.66/x
  3. Step 3: Cross multiply
    10,151.18x = 14,004.46 × 6,171.66
  4. Step 4: Simplify right side
    10,151.18x = 86,430,765.60
  5. Step 5: Solve for x
    x = 86,430,765.60/10,151.18
  6. Step 6: Final answer
    x = 8,514.36

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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.