Home / 4,577.21-6,865.05-1,289.54

Finding the Fourth Proportional to 4,577.21, 6,865.05 and 1,289.54

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Solution

The fourth proportional to 4,577.21, 6,865.05 and 1,289.54 is: 1,934.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,577.21 : 6,865.05 = 1,289.54 : x
  2. Step 2: Convert to fraction form
    4,577.21/6,865.05 = 1,289.54/x
  3. Step 3: Cross multiply
    4,577.21x = 6,865.05 × 1,289.54
  4. Step 4: Simplify right side
    4,577.21x = 8,852,739.96
  5. Step 5: Solve for x
    x = 8,852,739.96/4,577.21
  6. Step 6: Final answer
    x = 1,934.09

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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.