Home / 2,649.17-3,973.77-1,827.23

Finding the Fourth Proportional to 2,649.17, 3,973.77 and 1,827.23

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Solution

The fourth proportional to 2,649.17, 3,973.77 and 1,827.23 is: 2,740.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649.17 : 3,973.77 = 1,827.23 : x
  2. Step 2: Convert to fraction form
    2,649.17/3,973.77 = 1,827.23/x
  3. Step 3: Cross multiply
    2,649.17x = 3,973.77 × 1,827.23
  4. Step 4: Simplify right side
    2,649.17x = 7,260,971.89
  5. Step 5: Solve for x
    x = 7,260,971.89/2,649.17
  6. Step 6: Final answer
    x = 2,740.85

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.