Home / 9,456.72-13,050.09-5,207.57

Finding the Fourth Proportional to 9,456.72, 13,050.09 and 5,207.57

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Solution

The fourth proportional to 9,456.72, 13,050.09 and 5,207.57 is: 7,186.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,456.72 : 13,050.09 = 5,207.57 : x
  2. Step 2: Convert to fraction form
    9,456.72/13,050.09 = 5,207.57/x
  3. Step 3: Cross multiply
    9,456.72x = 13,050.09 × 5,207.57
  4. Step 4: Simplify right side
    9,456.72x = 67,959,189.52
  5. Step 5: Solve for x
    x = 67,959,189.52/9,456.72
  6. Step 6: Final answer
    x = 7,186.33

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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.