Home / 2,492.19-3,733.90-2,220.70

Finding the Fourth Proportional to 2,492.19, 3,733.90 and 2,220.70

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Solution

The fourth proportional to 2,492.19, 3,733.90 and 2,220.70 is: 3,327.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492.19 : 3,733.90 = 2,220.70 : x
  2. Step 2: Convert to fraction form
    2,492.19/3,733.90 = 2,220.70/x
  3. Step 3: Cross multiply
    2,492.19x = 3,733.90 × 2,220.70
  4. Step 4: Simplify right side
    2,492.19x = 8,291,873.21
  5. Step 5: Solve for x
    x = 8,291,873.21/2,492.19
  6. Step 6: Final answer
    x = 3,327.14

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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.