Home / 5,355.75-8,038.50-2,725.03

Finding the Fourth Proportional to 5,355.75, 8,038.50 and 2,725.03

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Solution

The fourth proportional to 5,355.75, 8,038.50 and 2,725.03 is: 4,090.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.75 : 8,038.50 = 2,725.03 : x
  2. Step 2: Convert to fraction form
    5,355.75/8,038.50 = 2,725.03/x
  3. Step 3: Cross multiply
    5,355.75x = 8,038.50 × 2,725.03
  4. Step 4: Simplify right side
    5,355.75x = 21,905,133.56
  5. Step 5: Solve for x
    x = 21,905,133.56/5,355.75
  6. Step 6: Final answer
    x = 4,090.02

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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.