Home / 9,268.26-13,898.17-4,000.78

Finding the Fourth Proportional to 9,268.26, 13,898.17 and 4,000.78

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Solution

The fourth proportional to 9,268.26, 13,898.17 and 4,000.78 is: 5,999.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,268.26 : 13,898.17 = 4,000.78 : x
  2. Step 2: Convert to fraction form
    9,268.26/13,898.17 = 4,000.78/x
  3. Step 3: Cross multiply
    9,268.26x = 13,898.17 × 4,000.78
  4. Step 4: Simplify right side
    9,268.26x = 55,603,520.57
  5. Step 5: Solve for x
    x = 55,603,520.57/9,268.26
  6. Step 6: Final answer
    x = 5,999.35

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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.