Home / 3,354.22-4,628.64-1,937.98

Finding the Fourth Proportional to 3,354.22, 4,628.64 and 1,937.98

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Solution

The fourth proportional to 3,354.22, 4,628.64 and 1,937.98 is: 2,674.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.22 : 4,628.64 = 1,937.98 : x
  2. Step 2: Convert to fraction form
    3,354.22/4,628.64 = 1,937.98/x
  3. Step 3: Cross multiply
    3,354.22x = 4,628.64 × 1,937.98
  4. Step 4: Simplify right side
    3,354.22x = 8,970,211.75
  5. Step 5: Solve for x
    x = 8,970,211.75/3,354.22
  6. Step 6: Final answer
    x = 2,674.31

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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.