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Finding the Fourth Proportional to 6,378.08, 8,801.52 and 3,583.52

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Solution

The fourth proportional to 6,378.08, 8,801.52 and 3,583.52 is: 4,945.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378.08 : 8,801.52 = 3,583.52 : x
  2. Step 2: Convert to fraction form
    6,378.08/8,801.52 = 3,583.52/x
  3. Step 3: Cross multiply
    6,378.08x = 8,801.52 × 3,583.52
  4. Step 4: Simplify right side
    6,378.08x = 31,540,422.95
  5. Step 5: Solve for x
    x = 31,540,422.95/6,378.08
  6. Step 6: Final answer
    x = 4,945.13

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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.