Home / 3,051.76-4,211.45-1,654.51

Finding the Fourth Proportional to 3,051.76, 4,211.45 and 1,654.51

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Solution

The fourth proportional to 3,051.76, 4,211.45 and 1,654.51 is: 2,283.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.76 : 4,211.45 = 1,654.51 : x
  2. Step 2: Convert to fraction form
    3,051.76/4,211.45 = 1,654.51/x
  3. Step 3: Cross multiply
    3,051.76x = 4,211.45 × 1,654.51
  4. Step 4: Simplify right side
    3,051.76x = 6,967,886.14
  5. Step 5: Solve for x
    x = 6,967,886.14/3,051.76
  6. Step 6: Final answer
    x = 2,283.24

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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.