Home / 3,034.33-4,187.37-1,689.94

Finding the Fourth Proportional to 3,034.33, 4,187.37 and 1,689.94

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Solution

The fourth proportional to 3,034.33, 4,187.37 and 1,689.94 is: 2,332.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.33 : 4,187.37 = 1,689.94 : x
  2. Step 2: Convert to fraction form
    3,034.33/4,187.37 = 1,689.94/x
  3. Step 3: Cross multiply
    3,034.33x = 4,187.37 × 1,689.94
  4. Step 4: Simplify right side
    3,034.33x = 7,076,404.06
  5. Step 5: Solve for x
    x = 7,076,404.06/3,034.33
  6. Step 6: Final answer
    x = 2,332.11

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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.