Home / 3,520.95-5,277.62-2,289.24

Finding the Fourth Proportional to 3,520.95, 5,277.62 and 2,289.24

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Solution

The fourth proportional to 3,520.95, 5,277.62 and 2,289.24 is: 3,431.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520.95 : 5,277.62 = 2,289.24 : x
  2. Step 2: Convert to fraction form
    3,520.95/5,277.62 = 2,289.24/x
  3. Step 3: Cross multiply
    3,520.95x = 5,277.62 × 2,289.24
  4. Step 4: Simplify right side
    3,520.95x = 12,081,727.36
  5. Step 5: Solve for x
    x = 12,081,727.36/3,520.95
  6. Step 6: Final answer
    x = 3,431.38

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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.