Home / 3,550.48-5,326.46-1,210.30

Finding the Fourth Proportional to 3,550.48, 5,326.46 and 1,210.30

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Solution

The fourth proportional to 3,550.48, 5,326.46 and 1,210.30 is: 1,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.48 : 5,326.46 = 1,210.30 : x
  2. Step 2: Convert to fraction form
    3,550.48/5,326.46 = 1,210.30/x
  3. Step 3: Cross multiply
    3,550.48x = 5,326.46 × 1,210.30
  4. Step 4: Simplify right side
    3,550.48x = 6,446,614.54
  5. Step 5: Solve for x
    x = 6,446,614.54/3,550.48
  6. Step 6: Final answer
    x = 1,815.70

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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.