Home / 5,808.25-8,015.54-3,418.39

Finding the Fourth Proportional to 5,808.25, 8,015.54 and 3,418.39

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Solution

The fourth proportional to 5,808.25, 8,015.54 and 3,418.39 is: 4,717.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,808.25 : 8,015.54 = 3,418.39 : x
  2. Step 2: Convert to fraction form
    5,808.25/8,015.54 = 3,418.39/x
  3. Step 3: Cross multiply
    5,808.25x = 8,015.54 × 3,418.39
  4. Step 4: Simplify right side
    5,808.25x = 27,400,184.61
  5. Step 5: Solve for x
    x = 27,400,184.61/5,808.25
  6. Step 6: Final answer
    x = 4,717.46

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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.