Home / 4,087.69-5,641.04-2,224.69

Finding the Fourth Proportional to 4,087.69, 5,641.04 and 2,224.69

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Solution

The fourth proportional to 4,087.69, 5,641.04 and 2,224.69 is: 3,070.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.69 : 5,641.04 = 2,224.69 : x
  2. Step 2: Convert to fraction form
    4,087.69/5,641.04 = 2,224.69/x
  3. Step 3: Cross multiply
    4,087.69x = 5,641.04 × 2,224.69
  4. Step 4: Simplify right side
    4,087.69x = 12,549,565.28
  5. Step 5: Solve for x
    x = 12,549,565.28/4,087.69
  6. Step 6: Final answer
    x = 3,070.09

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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.