Home / 2,370.15-3,555.99-727.02

Finding the Fourth Proportional to 2,370.15, 3,555.99 and 727.02

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Solution

The fourth proportional to 2,370.15, 3,555.99 and 727.02 is: 1,090.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.15 : 3,555.99 = 727.02 : x
  2. Step 2: Convert to fraction form
    2,370.15/3,555.99 = 727.02/x
  3. Step 3: Cross multiply
    2,370.15x = 3,555.99 × 727.02
  4. Step 4: Simplify right side
    2,370.15x = 2,585,275.85
  5. Step 5: Solve for x
    x = 2,585,275.85/2,370.15
  6. Step 6: Final answer
    x = 1,090.76

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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.