Home / 3,524.19-4,865.31-2,406.80

Finding the Fourth Proportional to 3,524.19, 4,865.31 and 2,406.80

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Solution

The fourth proportional to 3,524.19, 4,865.31 and 2,406.80 is: 3,322.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,524.19 : 4,865.31 = 2,406.80 : x
  2. Step 2: Convert to fraction form
    3,524.19/4,865.31 = 2,406.80/x
  3. Step 3: Cross multiply
    3,524.19x = 4,865.31 × 2,406.80
  4. Step 4: Simplify right side
    3,524.19x = 11,709,803.78
  5. Step 5: Solve for x
    x = 11,709,803.78/3,524.19
  6. Step 6: Final answer
    x = 3,322.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.