Home / 2,370.67-3,269.58-2,105.30

Finding the Fourth Proportional to 2,370.67, 3,269.58 and 2,105.30

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Solution

The fourth proportional to 2,370.67, 3,269.58 and 2,105.30 is: 2,903.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.67 : 3,269.58 = 2,105.30 : x
  2. Step 2: Convert to fraction form
    2,370.67/3,269.58 = 2,105.30/x
  3. Step 3: Cross multiply
    2,370.67x = 3,269.58 × 2,105.30
  4. Step 4: Simplify right side
    2,370.67x = 6,883,446.77
  5. Step 5: Solve for x
    x = 6,883,446.77/2,370.67
  6. Step 6: Final answer
    x = 2,903.59

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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.