Home / 3,225.88-4,452.08-1,828.72

Finding the Fourth Proportional to 3,225.88, 4,452.08 and 1,828.72

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Solution

The fourth proportional to 3,225.88, 4,452.08 and 1,828.72 is: 2,523.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.88 : 4,452.08 = 1,828.72 : x
  2. Step 2: Convert to fraction form
    3,225.88/4,452.08 = 1,828.72/x
  3. Step 3: Cross multiply
    3,225.88x = 4,452.08 × 1,828.72
  4. Step 4: Simplify right side
    3,225.88x = 8,141,607.74
  5. Step 5: Solve for x
    x = 8,141,607.74/3,225.88
  6. Step 6: Final answer
    x = 2,523.84

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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.