Home / 4,261.48-6,395.36-2,155.14

Finding the Fourth Proportional to 4,261.48, 6,395.36 and 2,155.14

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Solution

The fourth proportional to 4,261.48, 6,395.36 and 2,155.14 is: 3,234.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261.48 : 6,395.36 = 2,155.14 : x
  2. Step 2: Convert to fraction form
    4,261.48/6,395.36 = 2,155.14/x
  3. Step 3: Cross multiply
    4,261.48x = 6,395.36 × 2,155.14
  4. Step 4: Simplify right side
    4,261.48x = 13,782,885.37
  5. Step 5: Solve for x
    x = 13,782,885.37/4,261.48
  6. Step 6: Final answer
    x = 3,234.30

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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.