Home / 3,358.46-4,628.65-2,731.06

Finding the Fourth Proportional to 3,358.46, 4,628.65 and 2,731.06

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Solution

The fourth proportional to 3,358.46, 4,628.65 and 2,731.06 is: 3,763.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.46 : 4,628.65 = 2,731.06 : x
  2. Step 2: Convert to fraction form
    3,358.46/4,628.65 = 2,731.06/x
  3. Step 3: Cross multiply
    3,358.46x = 4,628.65 × 2,731.06
  4. Step 4: Simplify right side
    3,358.46x = 12,641,117.27
  5. Step 5: Solve for x
    x = 12,641,117.27/3,358.46
  6. Step 6: Final answer
    x = 3,763.97

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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.