Home / 3,033.75-4,186.48-1,707.42

Finding the Fourth Proportional to 3,033.75, 4,186.48 and 1,707.42

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Solution

The fourth proportional to 3,033.75, 4,186.48 and 1,707.42 is: 2,356.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,033.75 : 4,186.48 = 1,707.42 : x
  2. Step 2: Convert to fraction form
    3,033.75/4,186.48 = 1,707.42/x
  3. Step 3: Cross multiply
    3,033.75x = 4,186.48 × 1,707.42
  4. Step 4: Simplify right side
    3,033.75x = 7,148,079.68
  5. Step 5: Solve for x
    x = 7,148,079.68/3,033.75
  6. Step 6: Final answer
    x = 2,356.19

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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.