Home / 5,427.73-7,490.15-3,069.91

Finding the Fourth Proportional to 5,427.73, 7,490.15 and 3,069.91

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Solution

The fourth proportional to 5,427.73, 7,490.15 and 3,069.91 is: 4,236.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.73 : 7,490.15 = 3,069.91 : x
  2. Step 2: Convert to fraction form
    5,427.73/7,490.15 = 3,069.91/x
  3. Step 3: Cross multiply
    5,427.73x = 7,490.15 × 3,069.91
  4. Step 4: Simplify right side
    5,427.73x = 22,994,071.04
  5. Step 5: Solve for x
    x = 22,994,071.04/5,427.73
  6. Step 6: Final answer
    x = 4,236.41

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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.