Home / 9,385.26-14,078.57-3,838.71

Finding the Fourth Proportional to 9,385.26, 14,078.57 and 3,838.71

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Solution

The fourth proportional to 9,385.26, 14,078.57 and 3,838.71 is: 5,758.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,385.26 : 14,078.57 = 3,838.71 : x
  2. Step 2: Convert to fraction form
    9,385.26/14,078.57 = 3,838.71/x
  3. Step 3: Cross multiply
    9,385.26x = 14,078.57 × 3,838.71
  4. Step 4: Simplify right side
    9,385.26x = 54,043,557.04
  5. Step 5: Solve for x
    x = 54,043,557.04/9,385.26
  6. Step 6: Final answer
    x = 5,758.34

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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.