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Finding the Fourth Proportional to 6,300.16, 8,694.08 and 3,505.92

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Solution

The fourth proportional to 6,300.16, 8,694.08 and 3,505.92 is: 4,838.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,300.16 : 8,694.08 = 3,505.92 : x
  2. Step 2: Convert to fraction form
    6,300.16/8,694.08 = 3,505.92/x
  3. Step 3: Cross multiply
    6,300.16x = 8,694.08 × 3,505.92
  4. Step 4: Simplify right side
    6,300.16x = 30,480,748.95
  5. Step 5: Solve for x
    x = 30,480,748.95/6,300.16
  6. Step 6: Final answer
    x = 4,838.09

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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.