Home / 6,755.07-10,135.64-4,289.23

Finding the Fourth Proportional to 6,755.07, 10,135.64 and 4,289.23

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Solution

The fourth proportional to 6,755.07, 10,135.64 and 4,289.23 is: 6,435.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,755.07 : 10,135.64 = 4,289.23 : x
  2. Step 2: Convert to fraction form
    6,755.07/10,135.64 = 4,289.23/x
  3. Step 3: Cross multiply
    6,755.07x = 10,135.64 × 4,289.23
  4. Step 4: Simplify right side
    6,755.07x = 43,474,091.16
  5. Step 5: Solve for x
    x = 43,474,091.16/6,755.07
  6. Step 6: Final answer
    x = 6,435.77

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1.5x scale

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.