Home / 2,997.15-4,492.68-1,434.86

Finding the Fourth Proportional to 2,997.15, 4,492.68 and 1,434.86

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Solution

The fourth proportional to 2,997.15, 4,492.68 and 1,434.86 is: 2,150.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.15 : 4,492.68 = 1,434.86 : x
  2. Step 2: Convert to fraction form
    2,997.15/4,492.68 = 1,434.86/x
  3. Step 3: Cross multiply
    2,997.15x = 4,492.68 × 1,434.86
  4. Step 4: Simplify right side
    2,997.15x = 6,446,378.06
  5. Step 5: Solve for x
    x = 6,446,378.06/2,997.15
  6. Step 6: Final answer
    x = 2,150.84

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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.