Home / 3,051.91-4,211.63-1,654.66

Finding the Fourth Proportional to 3,051.91, 4,211.63 and 1,654.66

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Solution

The fourth proportional to 3,051.91, 4,211.63 and 1,654.66 is: 2,283.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.91 : 4,211.63 = 1,654.66 : x
  2. Step 2: Convert to fraction form
    3,051.91/4,211.63 = 1,654.66/x
  3. Step 3: Cross multiply
    3,051.91x = 4,211.63 × 1,654.66
  4. Step 4: Simplify right side
    3,051.91x = 6,968,815.70
  5. Step 5: Solve for x
    x = 6,968,815.70/3,051.91
  6. Step 6: Final answer
    x = 2,283.43

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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.