Home / 9,560.91-13,186.76-6,917.07

Finding the Fourth Proportional to 9,560.91, 13,186.76 and 6,917.07

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Solution

The fourth proportional to 9,560.91, 13,186.76 and 6,917.07 is: 9,540.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,560.91 : 13,186.76 = 6,917.07 : x
  2. Step 2: Convert to fraction form
    9,560.91/13,186.76 = 6,917.07/x
  3. Step 3: Cross multiply
    9,560.91x = 13,186.76 × 6,917.07
  4. Step 4: Simplify right side
    9,560.91x = 91,213,707.41
  5. Step 5: Solve for x
    x = 91,213,707.41/9,560.91
  6. Step 6: Final answer
    x = 9,540.27

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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.