Home / 8,319.19-11,481.15-4,735.27

Finding the Fourth Proportional to 8,319.19, 11,481.15 and 4,735.27

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Solution

The fourth proportional to 8,319.19, 11,481.15 and 4,735.27 is: 6,535.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319.19 : 11,481.15 = 4,735.27 : x
  2. Step 2: Convert to fraction form
    8,319.19/11,481.15 = 4,735.27/x
  3. Step 3: Cross multiply
    8,319.19x = 11,481.15 × 4,735.27
  4. Step 4: Simplify right side
    8,319.19x = 54,366,345.16
  5. Step 5: Solve for x
    x = 54,366,345.16/8,319.19
  6. Step 6: Final answer
    x = 6,535.05

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Half scale
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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.