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Finding the Fourth Proportional to 6,336.92, 8,746.81 and 3,685.52

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Solution

The fourth proportional to 6,336.92, 8,746.81 and 3,685.52 is: 5,087.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,336.92 : 8,746.81 = 3,685.52 : x
  2. Step 2: Convert to fraction form
    6,336.92/8,746.81 = 3,685.52/x
  3. Step 3: Cross multiply
    6,336.92x = 8,746.81 × 3,685.52
  4. Step 4: Simplify right side
    6,336.92x = 32,236,543.19
  5. Step 5: Solve for x
    x = 32,236,543.19/6,336.92
  6. Step 6: Final answer
    x = 5,087.10

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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.