Home / 2,701.22-4,051.38-753.62

Finding the Fourth Proportional to 2,701.22, 4,051.38 and 753.62

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Solution

The fourth proportional to 2,701.22, 4,051.38 and 753.62 is: 1,130.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.22 : 4,051.38 = 753.62 : x
  2. Step 2: Convert to fraction form
    2,701.22/4,051.38 = 753.62/x
  3. Step 3: Cross multiply
    2,701.22x = 4,051.38 × 753.62
  4. Step 4: Simplify right side
    2,701.22x = 3,053,201.00
  5. Step 5: Solve for x
    x = 3,053,201.00/2,701.22
  6. Step 6: Final answer
    x = 1,130.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.