Home / 11,624.72-16,042.44-7,151.08

Finding the Fourth Proportional to 11,624.72, 16,042.44 and 7,151.08

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Solution

The fourth proportional to 11,624.72, 16,042.44 and 7,151.08 is: 9,868.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,624.72 : 16,042.44 = 7,151.08 : x
  2. Step 2: Convert to fraction form
    11,624.72/16,042.44 = 7,151.08/x
  3. Step 3: Cross multiply
    11,624.72x = 16,042.44 × 7,151.08
  4. Step 4: Simplify right side
    11,624.72x = 114,720,771.84
  5. Step 5: Solve for x
    x = 114,720,771.84/11,624.72
  6. Step 6: Final answer
    x = 9,868.69

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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.