Home / 5,385.42-8,074.01-4,835.94

Finding the Fourth Proportional to 5,385.42, 8,074.01 and 4,835.94

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Solution

The fourth proportional to 5,385.42, 8,074.01 and 4,835.94 is: 7,250.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385.42 : 8,074.01 = 4,835.94 : x
  2. Step 2: Convert to fraction form
    5,385.42/8,074.01 = 4,835.94/x
  3. Step 3: Cross multiply
    5,385.42x = 8,074.01 × 4,835.94
  4. Step 4: Simplify right side
    5,385.42x = 39,045,409.73
  5. Step 5: Solve for x
    x = 39,045,409.73/5,385.42
  6. Step 6: Final answer
    x = 7,250.21

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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.