Home / 3,034.02-4,186.89-1,707.72

Finding the Fourth Proportional to 3,034.02, 4,186.89 and 1,707.72

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Solution

The fourth proportional to 3,034.02, 4,186.89 and 1,707.72 is: 2,356.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.02 : 4,186.89 = 1,707.72 : x
  2. Step 2: Convert to fraction form
    3,034.02/4,186.89 = 1,707.72/x
  3. Step 3: Cross multiply
    3,034.02x = 4,186.89 × 1,707.72
  4. Step 4: Simplify right side
    3,034.02x = 7,150,020.09
  5. Step 5: Solve for x
    x = 7,150,020.09/3,034.02
  6. Step 6: Final answer
    x = 2,356.61

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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.