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Finding the Fourth Proportional to 4,798.92, 6,622.47 and 2,674.43

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Solution

The fourth proportional to 4,798.92, 6,622.47 and 2,674.43 is: 3,690.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,798.92 : 6,622.47 = 2,674.43 : x
  2. Step 2: Convert to fraction form
    4,798.92/6,622.47 = 2,674.43/x
  3. Step 3: Cross multiply
    4,798.92x = 6,622.47 × 2,674.43
  4. Step 4: Simplify right side
    4,798.92x = 17,711,332.44
  5. Step 5: Solve for x
    x = 17,711,332.44/4,798.92
  6. Step 6: Final answer
    x = 3,690.69

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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.