Home / 3,550.07-5,325.75-1,210.74

Finding the Fourth Proportional to 3,550.07, 5,325.75 and 1,210.74

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Solution

The fourth proportional to 3,550.07, 5,325.75 and 1,210.74 is: 1,816.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.07 : 5,325.75 = 1,210.74 : x
  2. Step 2: Convert to fraction form
    3,550.07/5,325.75 = 1,210.74/x
  3. Step 3: Cross multiply
    3,550.07x = 5,325.75 × 1,210.74
  4. Step 4: Simplify right side
    3,550.07x = 6,448,098.56
  5. Step 5: Solve for x
    x = 6,448,098.56/3,550.07
  6. Step 6: Final answer
    x = 1,816.33

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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.