Home / 3,235.21-4,464.52-1,818.90

Finding the Fourth Proportional to 3,235.21, 4,464.52 and 1,818.90

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Solution

The fourth proportional to 3,235.21, 4,464.52 and 1,818.90 is: 2,510.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,235.21 : 4,464.52 = 1,818.90 : x
  2. Step 2: Convert to fraction form
    3,235.21/4,464.52 = 1,818.90/x
  3. Step 3: Cross multiply
    3,235.21x = 4,464.52 × 1,818.90
  4. Step 4: Simplify right side
    3,235.21x = 8,120,515.43
  5. Step 5: Solve for x
    x = 8,120,515.43/3,235.21
  6. Step 6: Final answer
    x = 2,510.04

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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.