Home / 9,571.18-13,203.37-6,215.86

Finding the Fourth Proportional to 9,571.18, 13,203.37 and 6,215.86

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Solution

The fourth proportional to 9,571.18, 13,203.37 and 6,215.86 is: 8,574.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,571.18 : 13,203.37 = 6,215.86 : x
  2. Step 2: Convert to fraction form
    9,571.18/13,203.37 = 6,215.86/x
  3. Step 3: Cross multiply
    9,571.18x = 13,203.37 × 6,215.86
  4. Step 4: Simplify right side
    9,571.18x = 82,070,249.45
  5. Step 5: Solve for x
    x = 82,070,249.45/9,571.18
  6. Step 6: Final answer
    x = 8,574.73

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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.