Home / 7,636.52-10,539.78-4,450.34

Finding the Fourth Proportional to 7,636.52, 10,539.78 and 4,450.34

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Solution

The fourth proportional to 7,636.52, 10,539.78 and 4,450.34 is: 6,142.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,636.52 : 10,539.78 = 4,450.34 : x
  2. Step 2: Convert to fraction form
    7,636.52/10,539.78 = 4,450.34/x
  3. Step 3: Cross multiply
    7,636.52x = 10,539.78 × 4,450.34
  4. Step 4: Simplify right side
    7,636.52x = 46,905,604.53
  5. Step 5: Solve for x
    x = 46,905,604.53/7,636.52
  6. Step 6: Final answer
    x = 6,142.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.