Home / 8,224.04-11,348.16-5,238.65

Finding the Fourth Proportional to 8,224.04, 11,348.16 and 5,238.65

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Solution

The fourth proportional to 8,224.04, 11,348.16 and 5,238.65 is: 7,228.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,224.04 : 11,348.16 = 5,238.65 : x
  2. Step 2: Convert to fraction form
    8,224.04/11,348.16 = 5,238.65/x
  3. Step 3: Cross multiply
    8,224.04x = 11,348.16 × 5,238.65
  4. Step 4: Simplify right side
    8,224.04x = 59,449,038.38
  5. Step 5: Solve for x
    x = 59,449,038.38/8,224.04
  6. Step 6: Final answer
    x = 7,228.69

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Half scale
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Double 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.