Home / 8,279.24-11,427.15-5,095.28

Finding the Fourth Proportional to 8,279.24, 11,427.15 and 5,095.28

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Solution

The fourth proportional to 8,279.24, 11,427.15 and 5,095.28 is: 7,032.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,279.24 : 11,427.15 = 5,095.28 : x
  2. Step 2: Convert to fraction form
    8,279.24/11,427.15 = 5,095.28/x
  3. Step 3: Cross multiply
    8,279.24x = 11,427.15 × 5,095.28
  4. Step 4: Simplify right side
    8,279.24x = 58,224,528.85
  5. Step 5: Solve for x
    x = 58,224,528.85/8,279.24
  6. Step 6: Final answer
    x = 7,032.59

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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.