Home / 4,279.84-5,887.68-3,492.16

Finding the Fourth Proportional to 4,279.84, 5,887.68 and 3,492.16

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Solution

The fourth proportional to 4,279.84, 5,887.68 and 3,492.16 is: 4,804.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,279.84 : 5,887.68 = 3,492.16 : x
  2. Step 2: Convert to fraction form
    4,279.84/5,887.68 = 3,492.16/x
  3. Step 3: Cross multiply
    4,279.84x = 5,887.68 × 3,492.16
  4. Step 4: Simplify right side
    4,279.84x = 20,560,720.59
  5. Step 5: Solve for x
    x = 20,560,720.59/4,279.84
  6. Step 6: Final answer
    x = 4,804.09

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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.