Home / 3,550.75-5,325.95-1,210.66

Finding the Fourth Proportional to 3,550.75, 5,325.95 and 1,210.66

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Solution

The fourth proportional to 3,550.75, 5,325.95 and 1,210.66 is: 1,815.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.75 : 5,325.95 = 1,210.66 : x
  2. Step 2: Convert to fraction form
    3,550.75/5,325.95 = 1,210.66/x
  3. Step 3: Cross multiply
    3,550.75x = 5,325.95 × 1,210.66
  4. Step 4: Simplify right side
    3,550.75x = 6,447,888.00
  5. Step 5: Solve for x
    x = 6,447,888.00/3,550.75
  6. Step 6: Final answer
    x = 1,815.93

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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.