Home / 3,034.15-4,187.08-1,707.85

Finding the Fourth Proportional to 3,034.15, 4,187.08 and 1,707.85

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Solution

The fourth proportional to 3,034.15, 4,187.08 and 1,707.85 is: 2,356.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.15 : 4,187.08 = 1,707.85 : x
  2. Step 2: Convert to fraction form
    3,034.15/4,187.08 = 1,707.85/x
  3. Step 3: Cross multiply
    3,034.15x = 4,187.08 × 1,707.85
  4. Step 4: Simplify right side
    3,034.15x = 7,150,904.58
  5. Step 5: Solve for x
    x = 7,150,904.58/3,034.15
  6. Step 6: Final answer
    x = 2,356.81

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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.