Home / 3,440.16-5,160.96-1,707.84

Finding the Fourth Proportional to 3,440.16, 5,160.96 and 1,707.84

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Solution

The fourth proportional to 3,440.16, 5,160.96 and 1,707.84 is: 2,562.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.16 : 5,160.96 = 1,707.84 : x
  2. Step 2: Convert to fraction form
    3,440.16/5,160.96 = 1,707.84/x
  3. Step 3: Cross multiply
    3,440.16x = 5,160.96 × 1,707.84
  4. Step 4: Simplify right side
    3,440.16x = 8,814,093.93
  5. Step 5: Solve for x
    x = 8,814,093.93/3,440.16
  6. Step 6: Final answer
    x = 2,562.12

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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.