Home / 3,676.24-5,492.21-2,931.04

Finding the Fourth Proportional to 3,676.24, 5,492.21 and 2,931.04

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Solution

The fourth proportional to 3,676.24, 5,492.21 and 2,931.04 is: 4,378.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.24 : 5,492.21 = 2,931.04 : x
  2. Step 2: Convert to fraction form
    3,676.24/5,492.21 = 2,931.04/x
  3. Step 3: Cross multiply
    3,676.24x = 5,492.21 × 2,931.04
  4. Step 4: Simplify right side
    3,676.24x = 16,097,887.20
  5. Step 5: Solve for x
    x = 16,097,887.20/3,676.24
  6. Step 6: Final answer
    x = 4,378.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.