Home / 2,370.15-3,550.67-1,326.99

Finding the Fourth Proportional to 2,370.15, 3,550.67 and 1,326.99

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Solution

The fourth proportional to 2,370.15, 3,550.67 and 1,326.99 is: 1,987.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.15 : 3,550.67 = 1,326.99 : x
  2. Step 2: Convert to fraction form
    2,370.15/3,550.67 = 1,326.99/x
  3. Step 3: Cross multiply
    2,370.15x = 3,550.67 × 1,326.99
  4. Step 4: Simplify right side
    2,370.15x = 4,711,703.58
  5. Step 5: Solve for x
    x = 4,711,703.58/2,370.15
  6. Step 6: Final answer
    x = 1,987.93

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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.