Home / 3,051.64-4,211.25-1,654.39

Finding the Fourth Proportional to 3,051.64, 4,211.25 and 1,654.39

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Solution

The fourth proportional to 3,051.64, 4,211.25 and 1,654.39 is: 2,283.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.64 : 4,211.25 = 1,654.39 : x
  2. Step 2: Convert to fraction form
    3,051.64/4,211.25 = 1,654.39/x
  3. Step 3: Cross multiply
    3,051.64x = 4,211.25 × 1,654.39
  4. Step 4: Simplify right side
    3,051.64x = 6,967,049.89
  5. Step 5: Solve for x
    x = 6,967,049.89/3,051.64
  6. Step 6: Final answer
    x = 2,283.05

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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.