Home / 5,656.42-8,463.84-3,427.30

Finding the Fourth Proportional to 5,656.42, 8,463.84 and 3,427.30

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Solution

The fourth proportional to 5,656.42, 8,463.84 and 3,427.30 is: 5,128.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,656.42 : 8,463.84 = 3,427.30 : x
  2. Step 2: Convert to fraction form
    5,656.42/8,463.84 = 3,427.30/x
  3. Step 3: Cross multiply
    5,656.42x = 8,463.84 × 3,427.30
  4. Step 4: Simplify right side
    5,656.42x = 29,008,118.83
  5. Step 5: Solve for x
    x = 29,008,118.83/5,656.42
  6. Step 6: Final answer
    x = 5,128.35

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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.