Home / 2,210.58-3,315.96-1,626.30

Finding the Fourth Proportional to 2,210.58, 3,315.96 and 1,626.30

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Solution

The fourth proportional to 2,210.58, 3,315.96 and 1,626.30 is: 2,439.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210.58 : 3,315.96 = 1,626.30 : x
  2. Step 2: Convert to fraction form
    2,210.58/3,315.96 = 1,626.30/x
  3. Step 3: Cross multiply
    2,210.58x = 3,315.96 × 1,626.30
  4. Step 4: Simplify right side
    2,210.58x = 5,392,745.75
  5. Step 5: Solve for x
    x = 5,392,745.75/2,210.58
  6. Step 6: Final answer
    x = 2,439.52

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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.