Home / 7,108.36-9,800.82-5,845

Finding the Fourth Proportional to 7,108.36, 9,800.82 and 5,845

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Solution

The fourth proportional to 7,108.36, 9,800.82 and 5,845 is: 8,058.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108.36 : 9,800.82 = 5,845 : x
  2. Step 2: Convert to fraction form
    7,108.36/9,800.82 = 5,845/x
  3. Step 3: Cross multiply
    7,108.36x = 9,800.82 × 5,845
  4. Step 4: Simplify right side
    7,108.36x = 57,285,792.90
  5. Step 5: Solve for x
    x = 57,285,792.90/7,108.36
  6. Step 6: Final answer
    x = 8,058.93

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1.5x scale

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.