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Finding the Fourth Proportional to 6,783.45, 10,159.38 and 6,596.60

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Solution

The fourth proportional to 6,783.45, 10,159.38 and 6,596.60 is: 9,879.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,783.45 : 10,159.38 = 6,596.60 : x
  2. Step 2: Convert to fraction form
    6,783.45/10,159.38 = 6,596.60/x
  3. Step 3: Cross multiply
    6,783.45x = 10,159.38 × 6,596.60
  4. Step 4: Simplify right side
    6,783.45x = 67,017,366.11
  5. Step 5: Solve for x
    x = 67,017,366.11/6,783.45
  6. Step 6: Final answer
    x = 9,879.54

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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.