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Finding the Fourth Proportional to 6,253, 8,632.90 and 3,898.34

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Solution

The fourth proportional to 6,253, 8,632.90 and 3,898.34 is: 5,382.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,253 : 8,632.90 = 3,898.34 : x
  2. Step 2: Convert to fraction form
    6,253/8,632.90 = 3,898.34/x
  3. Step 3: Cross multiply
    6,253x = 8,632.90 × 3,898.34
  4. Step 4: Simplify right side
    6,253x = 33,653,979.39
  5. Step 5: Solve for x
    x = 33,653,979.39/6,253
  6. Step 6: Final answer
    x = 5,382.05

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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.