Home / 5,487.96-8,232.60-1,977.42

Finding the Fourth Proportional to 5,487.96, 8,232.60 and 1,977.42

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Solution

The fourth proportional to 5,487.96, 8,232.60 and 1,977.42 is: 2,966.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487.96 : 8,232.60 = 1,977.42 : x
  2. Step 2: Convert to fraction form
    5,487.96/8,232.60 = 1,977.42/x
  3. Step 3: Cross multiply
    5,487.96x = 8,232.60 × 1,977.42
  4. Step 4: Simplify right side
    5,487.96x = 16,279,307.89
  5. Step 5: Solve for x
    x = 16,279,307.89/5,487.96
  6. Step 6: Final answer
    x = 2,966.37

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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.