Home / 3,487.22-4,808.05-2,492.13

Finding the Fourth Proportional to 3,487.22, 4,808.05 and 2,492.13

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Solution

The fourth proportional to 3,487.22, 4,808.05 and 2,492.13 is: 3,436.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487.22 : 4,808.05 = 2,492.13 : x
  2. Step 2: Convert to fraction form
    3,487.22/4,808.05 = 2,492.13/x
  3. Step 3: Cross multiply
    3,487.22x = 4,808.05 × 2,492.13
  4. Step 4: Simplify right side
    3,487.22x = 11,982,279.42
  5. Step 5: Solve for x
    x = 11,982,279.42/3,487.22
  6. Step 6: Final answer
    x = 3,436.06

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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.