Home / 8,328.11-11,502.24-5,670.91

Finding the Fourth Proportional to 8,328.11, 11,502.24 and 5,670.91

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Solution

The fourth proportional to 8,328.11, 11,502.24 and 5,670.91 is: 7,832.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328.11 : 11,502.24 = 5,670.91 : x
  2. Step 2: Convert to fraction form
    8,328.11/11,502.24 = 5,670.91/x
  3. Step 3: Cross multiply
    8,328.11x = 11,502.24 × 5,670.91
  4. Step 4: Simplify right side
    8,328.11x = 65,228,110.33
  5. Step 5: Solve for x
    x = 65,228,110.33/8,328.11
  6. Step 6: Final answer
    x = 7,832.28

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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.