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Finding the Fourth Proportional to 6,223.73, 8,582.27 and 4,807.64

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Solution

The fourth proportional to 6,223.73, 8,582.27 and 4,807.64 is: 6,629.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,223.73 : 8,582.27 = 4,807.64 : x
  2. Step 2: Convert to fraction form
    6,223.73/8,582.27 = 4,807.64/x
  3. Step 3: Cross multiply
    6,223.73x = 8,582.27 × 4,807.64
  4. Step 4: Simplify right side
    6,223.73x = 41,260,397.59
  5. Step 5: Solve for x
    x = 41,260,397.59/6,223.73
  6. Step 6: Final answer
    x = 6,629.53

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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.