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Finding the Fourth Proportional to 6,863.63, 9,473.51 and 4,508.96

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Solution

The fourth proportional to 6,863.63, 9,473.51 and 4,508.96 is: 6,223.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,863.63 : 9,473.51 = 4,508.96 : x
  2. Step 2: Convert to fraction form
    6,863.63/9,473.51 = 4,508.96/x
  3. Step 3: Cross multiply
    6,863.63x = 9,473.51 × 4,508.96
  4. Step 4: Simplify right side
    6,863.63x = 42,715,655.10
  5. Step 5: Solve for x
    x = 42,715,655.10/6,863.63
  6. Step 6: Final answer
    x = 6,223.48

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Half scale
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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.