Home / 3,034.55-4,187.66-1,708.22

Finding the Fourth Proportional to 3,034.55, 4,187.66 and 1,708.22

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Solution

The fourth proportional to 3,034.55, 4,187.66 and 1,708.22 is: 2,357.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.55 : 4,187.66 = 1,708.22 : x
  2. Step 2: Convert to fraction form
    3,034.55/4,187.66 = 1,708.22/x
  3. Step 3: Cross multiply
    3,034.55x = 4,187.66 × 1,708.22
  4. Step 4: Simplify right side
    3,034.55x = 7,153,446.49
  5. Step 5: Solve for x
    x = 7,153,446.49/3,034.55
  6. Step 6: Final answer
    x = 2,357.33

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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.