Home / 4,088.84-5,638.26-3,755.92

Finding the Fourth Proportional to 4,088.84, 5,638.26 and 3,755.92

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Solution

The fourth proportional to 4,088.84, 5,638.26 and 3,755.92 is: 5,179.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088.84 : 5,638.26 = 3,755.92 : x
  2. Step 2: Convert to fraction form
    4,088.84/5,638.26 = 3,755.92/x
  3. Step 3: Cross multiply
    4,088.84x = 5,638.26 × 3,755.92
  4. Step 4: Simplify right side
    4,088.84x = 21,176,853.50
  5. Step 5: Solve for x
    x = 21,176,853.50/4,088.84
  6. Step 6: Final answer
    x = 5,179.18

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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.