Home / 8,048.62-11,107.38-4,690.90

Finding the Fourth Proportional to 8,048.62, 11,107.38 and 4,690.90

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Solution

The fourth proportional to 8,048.62, 11,107.38 and 4,690.90 is: 6,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,048.62 : 11,107.38 = 4,690.90 : x
  2. Step 2: Convert to fraction form
    8,048.62/11,107.38 = 4,690.90/x
  3. Step 3: Cross multiply
    8,048.62x = 11,107.38 × 4,690.90
  4. Step 4: Simplify right side
    8,048.62x = 52,103,551.45
  5. Step 5: Solve for x
    x = 52,103,551.45/8,048.62
  6. Step 6: Final answer
    x = 6,473.60

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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.