Home / 8,231.16-11,341.26-5,573.91

Finding the Fourth Proportional to 8,231.16, 11,341.26 and 5,573.91

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Solution

The fourth proportional to 8,231.16, 11,341.26 and 5,573.91 is: 7,679.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,231.16 : 11,341.26 = 5,573.91 : x
  2. Step 2: Convert to fraction form
    8,231.16/11,341.26 = 5,573.91/x
  3. Step 3: Cross multiply
    8,231.16x = 11,341.26 × 5,573.91
  4. Step 4: Simplify right side
    8,231.16x = 63,215,162.53
  5. Step 5: Solve for x
    x = 63,215,162.53/8,231.16
  6. Step 6: Final answer
    x = 7,679.98

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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.