Home / 3,433.10-5,146.18-1,354.57

Finding the Fourth Proportional to 3,433.10, 5,146.18 and 1,354.57

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Solution

The fourth proportional to 3,433.10, 5,146.18 and 1,354.57 is: 2,030.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.10 : 5,146.18 = 1,354.57 : x
  2. Step 2: Convert to fraction form
    3,433.10/5,146.18 = 1,354.57/x
  3. Step 3: Cross multiply
    3,433.10x = 5,146.18 × 1,354.57
  4. Step 4: Simplify right side
    3,433.10x = 6,970,861.04
  5. Step 5: Solve for x
    x = 6,970,861.04/3,433.10
  6. Step 6: Final answer
    x = 2,030.49

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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.