Home / 7,058.78-10,591.76-3,360.32

Finding the Fourth Proportional to 7,058.78, 10,591.76 and 3,360.32

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Solution

The fourth proportional to 7,058.78, 10,591.76 and 3,360.32 is: 5,042.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,058.78 : 10,591.76 = 3,360.32 : x
  2. Step 2: Convert to fraction form
    7,058.78/10,591.76 = 3,360.32/x
  3. Step 3: Cross multiply
    7,058.78x = 10,591.76 × 3,360.32
  4. Step 4: Simplify right side
    7,058.78x = 35,591,702.96
  5. Step 5: Solve for x
    x = 35,591,702.96/7,058.78
  6. Step 6: Final answer
    x = 5,042.19

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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.