Home / 9,200.21-13,790.71-4,265.78

Finding the Fourth Proportional to 9,200.21, 13,790.71 and 4,265.78

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Solution

The fourth proportional to 9,200.21, 13,790.71 and 4,265.78 is: 6,394.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,200.21 : 13,790.71 = 4,265.78 : x
  2. Step 2: Convert to fraction form
    9,200.21/13,790.71 = 4,265.78/x
  3. Step 3: Cross multiply
    9,200.21x = 13,790.71 × 4,265.78
  4. Step 4: Simplify right side
    9,200.21x = 58,828,134.90
  5. Step 5: Solve for x
    x = 58,828,134.90/9,200.21
  6. Step 6: Final answer
    x = 6,394.22

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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.