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Finding the Fourth Proportional to 4,163.85, 5,746.05 and 2,395.53

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Solution

The fourth proportional to 4,163.85, 5,746.05 and 2,395.53 is: 3,305.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.85 : 5,746.05 = 2,395.53 : x
  2. Step 2: Convert to fraction form
    4,163.85/5,746.05 = 2,395.53/x
  3. Step 3: Cross multiply
    4,163.85x = 5,746.05 × 2,395.53
  4. Step 4: Simplify right side
    4,163.85x = 13,764,835.16
  5. Step 5: Solve for x
    x = 13,764,835.16/4,163.85
  6. Step 6: Final answer
    x = 3,305.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.