Home / 3,317.43-4,578.18-1,901.34

Finding the Fourth Proportional to 3,317.43, 4,578.18 and 1,901.34

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Solution

The fourth proportional to 3,317.43, 4,578.18 and 1,901.34 is: 2,623.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.43 : 4,578.18 = 1,901.34 : x
  2. Step 2: Convert to fraction form
    3,317.43/4,578.18 = 1,901.34/x
  3. Step 3: Cross multiply
    3,317.43x = 4,578.18 × 1,901.34
  4. Step 4: Simplify right side
    3,317.43x = 8,704,676.76
  5. Step 5: Solve for x
    x = 8,704,676.76/3,317.43
  6. Step 6: Final answer
    x = 2,623.92

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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.