Home / 4,071.91-5,619.23-2,303.47

Finding the Fourth Proportional to 4,071.91, 5,619.23 and 2,303.47

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Solution

The fourth proportional to 4,071.91, 5,619.23 and 2,303.47 is: 3,178.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.91 : 5,619.23 = 2,303.47 : x
  2. Step 2: Convert to fraction form
    4,071.91/5,619.23 = 2,303.47/x
  3. Step 3: Cross multiply
    4,071.91x = 5,619.23 × 2,303.47
  4. Step 4: Simplify right side
    4,071.91x = 12,943,727.73
  5. Step 5: Solve for x
    x = 12,943,727.73/4,071.91
  6. Step 6: Final answer
    x = 3,178.79

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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.