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Finding the Fourth Proportional to 5,913.16, 8,843.11 and 5,258.88

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Solution

The fourth proportional to 5,913.16, 8,843.11 and 5,258.88 is: 7,864.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.16 : 8,843.11 = 5,258.88 : x
  2. Step 2: Convert to fraction form
    5,913.16/8,843.11 = 5,258.88/x
  3. Step 3: Cross multiply
    5,913.16x = 8,843.11 × 5,258.88
  4. Step 4: Simplify right side
    5,913.16x = 46,504,841.17
  5. Step 5: Solve for x
    x = 46,504,841.17/5,913.16
  6. Step 6: Final answer
    x = 7,864.64

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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.