Home / 2,014.20-2,779.52-1,174.95

Finding the Fourth Proportional to 2,014.20, 2,779.52 and 1,174.95

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Solution

The fourth proportional to 2,014.20, 2,779.52 and 1,174.95 is: 1,621.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014.20 : 2,779.52 = 1,174.95 : x
  2. Step 2: Convert to fraction form
    2,014.20/2,779.52 = 1,174.95/x
  3. Step 3: Cross multiply
    2,014.20x = 2,779.52 × 1,174.95
  4. Step 4: Simplify right side
    2,014.20x = 3,265,791.15
  5. Step 5: Solve for x
    x = 3,265,791.15/2,014.20
  6. Step 6: Final answer
    x = 1,621.38

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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.