Home / 8,410.10-12,613.70-3,792.02

Finding the Fourth Proportional to 8,410.10, 12,613.70 and 3,792.02

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Solution

The fourth proportional to 8,410.10, 12,613.70 and 3,792.02 is: 5,687.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,410.10 : 12,613.70 = 3,792.02 : x
  2. Step 2: Convert to fraction form
    8,410.10/12,613.70 = 3,792.02/x
  3. Step 3: Cross multiply
    8,410.10x = 12,613.70 × 3,792.02
  4. Step 4: Simplify right side
    8,410.10x = 47,831,349.09
  5. Step 5: Solve for x
    x = 47,831,349.09/8,410.10
  6. Step 6: Final answer
    x = 5,687.37

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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.