Home / 8,152.24-11,279.72-7,106.48

Finding the Fourth Proportional to 8,152.24, 11,279.72 and 7,106.48

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Solution

The fourth proportional to 8,152.24, 11,279.72 and 7,106.48 is: 9,832.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,152.24 : 11,279.72 = 7,106.48 : x
  2. Step 2: Convert to fraction form
    8,152.24/11,279.72 = 7,106.48/x
  3. Step 3: Cross multiply
    8,152.24x = 11,279.72 × 7,106.48
  4. Step 4: Simplify right side
    8,152.24x = 80,159,104.59
  5. Step 5: Solve for x
    x = 80,159,104.59/8,152.24
  6. Step 6: Final answer
    x = 9,832.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.