Home / 3,006.91-4,148.37-1,747.75

Finding the Fourth Proportional to 3,006.91, 4,148.37 and 1,747.75

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Solution

The fourth proportional to 3,006.91, 4,148.37 and 1,747.75 is: 2,411.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.91 : 4,148.37 = 1,747.75 : x
  2. Step 2: Convert to fraction form
    3,006.91/4,148.37 = 1,747.75/x
  3. Step 3: Cross multiply
    3,006.91x = 4,148.37 × 1,747.75
  4. Step 4: Simplify right side
    3,006.91x = 7,250,313.67
  5. Step 5: Solve for x
    x = 7,250,313.67/3,006.91
  6. Step 6: Final answer
    x = 2,411.22

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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.