Home / 3,545.26-5,316.24-1,080.34

Finding the Fourth Proportional to 3,545.26, 5,316.24 and 1,080.34

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Solution

The fourth proportional to 3,545.26, 5,316.24 and 1,080.34 is: 1,620.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.26 : 5,316.24 = 1,080.34 : x
  2. Step 2: Convert to fraction form
    3,545.26/5,316.24 = 1,080.34/x
  3. Step 3: Cross multiply
    3,545.26x = 5,316.24 × 1,080.34
  4. Step 4: Simplify right side
    3,545.26x = 5,743,346.72
  5. Step 5: Solve for x
    x = 5,743,346.72/3,545.26
  6. Step 6: Final answer
    x = 1,620.01

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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.