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Finding the Fourth Proportional to 4,435.17, 6,613.63 and 4,217.16

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Solution

The fourth proportional to 4,435.17, 6,613.63 and 4,217.16 is: 6,288.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435.17 : 6,613.63 = 4,217.16 : x
  2. Step 2: Convert to fraction form
    4,435.17/6,613.63 = 4,217.16/x
  3. Step 3: Cross multiply
    4,435.17x = 6,613.63 × 4,217.16
  4. Step 4: Simplify right side
    4,435.17x = 27,890,735.89
  5. Step 5: Solve for x
    x = 27,890,735.89/4,435.17
  6. Step 6: Final answer
    x = 6,288.54

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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.