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Finding the Fourth Proportional to 5,796.35, 8,695.20 and 2,100.32

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Solution

The fourth proportional to 5,796.35, 8,695.20 and 2,100.32 is: 3,150.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,796.35 : 8,695.20 = 2,100.32 : x
  2. Step 2: Convert to fraction form
    5,796.35/8,695.20 = 2,100.32/x
  3. Step 3: Cross multiply
    5,796.35x = 8,695.20 × 2,100.32
  4. Step 4: Simplify right side
    5,796.35x = 18,262,702.46
  5. Step 5: Solve for x
    x = 18,262,702.46/5,796.35
  6. Step 6: Final answer
    x = 3,150.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.