Home / 3,051.27-4,211.30-1,724.97

Finding the Fourth Proportional to 3,051.27, 4,211.30 and 1,724.97

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Solution

The fourth proportional to 3,051.27, 4,211.30 and 1,724.97 is: 2,380.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.27 : 4,211.30 = 1,724.97 : x
  2. Step 2: Convert to fraction form
    3,051.27/4,211.30 = 1,724.97/x
  3. Step 3: Cross multiply
    3,051.27x = 4,211.30 × 1,724.97
  4. Step 4: Simplify right side
    3,051.27x = 7,264,345.10
  5. Step 5: Solve for x
    x = 7,264,345.10/3,051.27
  6. Step 6: Final answer
    x = 2,380.77

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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.