Home / 3,354.27-4,628.22-1,861.98

Finding the Fourth Proportional to 3,354.27, 4,628.22 and 1,861.98

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Solution

The fourth proportional to 3,354.27, 4,628.22 and 1,861.98 is: 2,569.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.27 : 4,628.22 = 1,861.98 : x
  2. Step 2: Convert to fraction form
    3,354.27/4,628.22 = 1,861.98/x
  3. Step 3: Cross multiply
    3,354.27x = 4,628.22 × 1,861.98
  4. Step 4: Simplify right side
    3,354.27x = 8,617,653.08
  5. Step 5: Solve for x
    x = 8,617,653.08/3,354.27
  6. Step 6: Final answer
    x = 2,569.16

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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.