Home / 3,546.77-5,320.84-1,206.68

Finding the Fourth Proportional to 3,546.77, 5,320.84 and 1,206.68

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Solution

The fourth proportional to 3,546.77, 5,320.84 and 1,206.68 is: 1,810.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.77 : 5,320.84 = 1,206.68 : x
  2. Step 2: Convert to fraction form
    3,546.77/5,320.84 = 1,206.68/x
  3. Step 3: Cross multiply
    3,546.77x = 5,320.84 × 1,206.68
  4. Step 4: Simplify right side
    3,546.77x = 6,420,553.78
  5. Step 5: Solve for x
    x = 6,420,553.78/3,546.77
  6. Step 6: Final answer
    x = 1,810.25

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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.