Home / 5,490.72-8,232-2,567.28

Finding the Fourth Proportional to 5,490.72, 8,232 and 2,567.28

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Solution

The fourth proportional to 5,490.72, 8,232 and 2,567.28 is: 3,849.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.72 : 8,232 = 2,567.28 : x
  2. Step 2: Convert to fraction form
    5,490.72/8,232 = 2,567.28/x
  3. Step 3: Cross multiply
    5,490.72x = 8,232 × 2,567.28
  4. Step 4: Simplify right side
    5,490.72x = 21,133,848.96
  5. Step 5: Solve for x
    x = 21,133,848.96/5,490.72
  6. Step 6: Final answer
    x = 3,849.01

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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.