Home / 2,698.19-3,723.47-1,503.15

Finding the Fourth Proportional to 2,698.19, 3,723.47 and 1,503.15

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Solution

The fourth proportional to 2,698.19, 3,723.47 and 1,503.15 is: 2,074.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698.19 : 3,723.47 = 1,503.15 : x
  2. Step 2: Convert to fraction form
    2,698.19/3,723.47 = 1,503.15/x
  3. Step 3: Cross multiply
    2,698.19x = 3,723.47 × 1,503.15
  4. Step 4: Simplify right side
    2,698.19x = 5,596,926.41
  5. Step 5: Solve for x
    x = 5,596,926.41/2,698.19
  6. Step 6: Final answer
    x = 2,074.33

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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.