Home / 3,546.16-5,320.09-1,080.83

Finding the Fourth Proportional to 3,546.16, 5,320.09 and 1,080.83

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Solution

The fourth proportional to 3,546.16, 5,320.09 and 1,080.83 is: 1,621.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.16 : 5,320.09 = 1,080.83 : x
  2. Step 2: Convert to fraction form
    3,546.16/5,320.09 = 1,080.83/x
  3. Step 3: Cross multiply
    3,546.16x = 5,320.09 × 1,080.83
  4. Step 4: Simplify right side
    3,546.16x = 5,750,083.57
  5. Step 5: Solve for x
    x = 5,750,083.57/3,546.16
  6. Step 6: Final answer
    x = 1,621.50

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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.