Home / 3,051.88-4,211.53-1,654.63

Finding the Fourth Proportional to 3,051.88, 4,211.53 and 1,654.63

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Solution

The fourth proportional to 3,051.88, 4,211.53 and 1,654.63 is: 2,283.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.88 : 4,211.53 = 1,654.63 : x
  2. Step 2: Convert to fraction form
    3,051.88/4,211.53 = 1,654.63/x
  3. Step 3: Cross multiply
    3,051.88x = 4,211.53 × 1,654.63
  4. Step 4: Simplify right side
    3,051.88x = 6,968,509.22
  5. Step 5: Solve for x
    x = 6,968,509.22/3,051.88
  6. Step 6: Final answer
    x = 2,283.35

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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.