Home / 5,058.22-6,978.34-3,068.05

Finding the Fourth Proportional to 5,058.22, 6,978.34 and 3,068.05

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Solution

The fourth proportional to 5,058.22, 6,978.34 and 3,068.05 is: 4,232.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,058.22 : 6,978.34 = 3,068.05 : x
  2. Step 2: Convert to fraction form
    5,058.22/6,978.34 = 3,068.05/x
  3. Step 3: Cross multiply
    5,058.22x = 6,978.34 × 3,068.05
  4. Step 4: Simplify right side
    5,058.22x = 21,409,896.04
  5. Step 5: Solve for x
    x = 21,409,896.04/5,058.22
  6. Step 6: Final answer
    x = 4,232.69

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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.