Home / 2,700.54-4,042.35-2,175.66

Finding the Fourth Proportional to 2,700.54, 4,042.35 and 2,175.66

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Solution

The fourth proportional to 2,700.54, 4,042.35 and 2,175.66 is: 3,256.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700.54 : 4,042.35 = 2,175.66 : x
  2. Step 2: Convert to fraction form
    2,700.54/4,042.35 = 2,175.66/x
  3. Step 3: Cross multiply
    2,700.54x = 4,042.35 × 2,175.66
  4. Step 4: Simplify right side
    2,700.54x = 8,794,779.20
  5. Step 5: Solve for x
    x = 8,794,779.20/2,700.54
  6. Step 6: Final answer
    x = 3,256.67

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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.