Home / 3,170.10-4,370.67-2,600.85

Finding the Fourth Proportional to 3,170.10, 4,370.67 and 2,600.85

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Solution

The fourth proportional to 3,170.10, 4,370.67 and 2,600.85 is: 3,585.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.10 : 4,370.67 = 2,600.85 : x
  2. Step 2: Convert to fraction form
    3,170.10/4,370.67 = 2,600.85/x
  3. Step 3: Cross multiply
    3,170.10x = 4,370.67 × 2,600.85
  4. Step 4: Simplify right side
    3,170.10x = 11,367,457.07
  5. Step 5: Solve for x
    x = 11,367,457.07/3,170.10
  6. Step 6: Final answer
    x = 3,585.84

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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.