Home / 3,441.43-5,165.16-1,776.70

Finding the Fourth Proportional to 3,441.43, 5,165.16 and 1,776.70

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Solution

The fourth proportional to 3,441.43, 5,165.16 and 1,776.70 is: 2,666.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.43 : 5,165.16 = 1,776.70 : x
  2. Step 2: Convert to fraction form
    3,441.43/5,165.16 = 1,776.70/x
  3. Step 3: Cross multiply
    3,441.43x = 5,165.16 × 1,776.70
  4. Step 4: Simplify right side
    3,441.43x = 9,176,939.77
  5. Step 5: Solve for x
    x = 9,176,939.77/3,441.43
  6. Step 6: Final answer
    x = 2,666.61

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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.