Home / 3,034.08-4,186.78-1,707.54

Finding the Fourth Proportional to 3,034.08, 4,186.78 and 1,707.54

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Solution

The fourth proportional to 3,034.08, 4,186.78 and 1,707.54 is: 2,356.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.08 : 4,186.78 = 1,707.54 : x
  2. Step 2: Convert to fraction form
    3,034.08/4,186.78 = 1,707.54/x
  3. Step 3: Cross multiply
    3,034.08x = 4,186.78 × 1,707.54
  4. Step 4: Simplify right side
    3,034.08x = 7,149,085.78
  5. Step 5: Solve for x
    x = 7,149,085.78/3,034.08
  6. Step 6: Final answer
    x = 2,356.26

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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.