Home / 6,581.34-9,872.82-2,420.64

Finding the Fourth Proportional to 6,581.34, 9,872.82 and 2,420.64

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Solution

The fourth proportional to 6,581.34, 9,872.82 and 2,420.64 is: 3,631.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,581.34 : 9,872.82 = 2,420.64 : x
  2. Step 2: Convert to fraction form
    6,581.34/9,872.82 = 2,420.64/x
  3. Step 3: Cross multiply
    6,581.34x = 9,872.82 × 2,420.64
  4. Step 4: Simplify right side
    6,581.34x = 23,898,543.00
  5. Step 5: Solve for x
    x = 23,898,543.00/6,581.34
  6. Step 6: Final answer
    x = 3,631.26

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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.