Home / 3,033.86-4,186.67-1,707.71

Finding the Fourth Proportional to 3,033.86, 4,186.67 and 1,707.71

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Solution

The fourth proportional to 3,033.86, 4,186.67 and 1,707.71 is: 2,356.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,033.86 : 4,186.67 = 1,707.71 : x
  2. Step 2: Convert to fraction form
    3,033.86/4,186.67 = 1,707.71/x
  3. Step 3: Cross multiply
    3,033.86x = 4,186.67 × 1,707.71
  4. Step 4: Simplify right side
    3,033.86x = 7,149,588.75
  5. Step 5: Solve for x
    x = 7,149,588.75/3,033.86
  6. Step 6: Final answer
    x = 2,356.60

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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.