Home / 2,624.22-3,620.16-1,630.67

Finding the Fourth Proportional to 2,624.22, 3,620.16 and 1,630.67

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Solution

The fourth proportional to 2,624.22, 3,620.16 and 1,630.67 is: 2,249.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624.22 : 3,620.16 = 1,630.67 : x
  2. Step 2: Convert to fraction form
    2,624.22/3,620.16 = 1,630.67/x
  3. Step 3: Cross multiply
    2,624.22x = 3,620.16 × 1,630.67
  4. Step 4: Simplify right side
    2,624.22x = 5,903,268.21
  5. Step 5: Solve for x
    x = 5,903,268.21/2,624.22
  6. Step 6: Final answer
    x = 2,249.53

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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.