Home / 3,227.59-4,453.72-1,810.99

Finding the Fourth Proportional to 3,227.59, 4,453.72 and 1,810.99

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Solution

The fourth proportional to 3,227.59, 4,453.72 and 1,810.99 is: 2,498.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.59 : 4,453.72 = 1,810.99 : x
  2. Step 2: Convert to fraction form
    3,227.59/4,453.72 = 1,810.99/x
  3. Step 3: Cross multiply
    3,227.59x = 4,453.72 × 1,810.99
  4. Step 4: Simplify right side
    3,227.59x = 8,065,643.42
  5. Step 5: Solve for x
    x = 8,065,643.42/3,227.59
  6. Step 6: Final answer
    x = 2,498.97

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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.