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Finding the Fourth Proportional to 6,699.95, 10,049.74 and 1,769.63

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Solution

The fourth proportional to 6,699.95, 10,049.74 and 1,769.63 is: 2,654.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,699.95 : 10,049.74 = 1,769.63 : x
  2. Step 2: Convert to fraction form
    6,699.95/10,049.74 = 1,769.63/x
  3. Step 3: Cross multiply
    6,699.95x = 10,049.74 × 1,769.63
  4. Step 4: Simplify right side
    6,699.95x = 17,784,305.79
  5. Step 5: Solve for x
    x = 17,784,305.79/6,699.95
  6. Step 6: Final answer
    x = 2,654.40

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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.