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Finding the Fourth Proportional to 6,295.08, 9,479.20 and 4,663.20

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Solution

The fourth proportional to 6,295.08, 9,479.20 and 4,663.20 is: 7,021.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,295.08 : 9,479.20 = 4,663.20 : x
  2. Step 2: Convert to fraction form
    6,295.08/9,479.20 = 4,663.20/x
  3. Step 3: Cross multiply
    6,295.08x = 9,479.20 × 4,663.20
  4. Step 4: Simplify right side
    6,295.08x = 44,203,405.44
  5. Step 5: Solve for x
    x = 44,203,405.44/6,295.08
  6. Step 6: Final answer
    x = 7,021.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.