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Finding the Fourth Proportional to 4,401.64, 6,601.22 and 1,769.14

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Solution

The fourth proportional to 4,401.64, 6,601.22 and 1,769.14 is: 2,653.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,401.64 : 6,601.22 = 1,769.14 : x
  2. Step 2: Convert to fraction form
    4,401.64/6,601.22 = 1,769.14/x
  3. Step 3: Cross multiply
    4,401.64x = 6,601.22 × 1,769.14
  4. Step 4: Simplify right side
    4,401.64x = 11,678,482.35
  5. Step 5: Solve for x
    x = 11,678,482.35/4,401.64
  6. Step 6: Final answer
    x = 2,653.21

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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.