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Finding the Fourth Proportional to 4,532.55, 6,796.05 and 4,145.81

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Solution

The fourth proportional to 4,532.55, 6,796.05 and 4,145.81 is: 6,216.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,532.55 : 6,796.05 = 4,145.81 : x
  2. Step 2: Convert to fraction form
    4,532.55/6,796.05 = 4,145.81/x
  3. Step 3: Cross multiply
    4,532.55x = 6,796.05 × 4,145.81
  4. Step 4: Simplify right side
    4,532.55x = 28,175,132.05
  5. Step 5: Solve for x
    x = 28,175,132.05/4,532.55
  6. Step 6: Final answer
    x = 6,216.18

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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.