Home / 4,086.13-5,638.83-2,492.77

Finding the Fourth Proportional to 4,086.13, 5,638.83 and 2,492.77

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Solution

The fourth proportional to 4,086.13, 5,638.83 and 2,492.77 is: 3,440.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086.13 : 5,638.83 = 2,492.77 : x
  2. Step 2: Convert to fraction form
    4,086.13/5,638.83 = 2,492.77/x
  3. Step 3: Cross multiply
    4,086.13x = 5,638.83 × 2,492.77
  4. Step 4: Simplify right side
    4,086.13x = 14,056,278.06
  5. Step 5: Solve for x
    x = 14,056,278.06/4,086.13
  6. Step 6: Final answer
    x = 3,440.00

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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.