Home / 5,388.36-8,073.18-3,745.98

Finding the Fourth Proportional to 5,388.36, 8,073.18 and 3,745.98

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Solution

The fourth proportional to 5,388.36, 8,073.18 and 3,745.98 is: 5,612.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388.36 : 8,073.18 = 3,745.98 : x
  2. Step 2: Convert to fraction form
    5,388.36/8,073.18 = 3,745.98/x
  3. Step 3: Cross multiply
    5,388.36x = 8,073.18 × 3,745.98
  4. Step 4: Simplify right side
    5,388.36x = 30,241,970.82
  5. Step 5: Solve for x
    x = 30,241,970.82/5,388.36
  6. Step 6: Final answer
    x = 5,612.46

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1.5x scale

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.