Home / 9,435.43-14,155.12-3,888.73

Finding the Fourth Proportional to 9,435.43, 14,155.12 and 3,888.73

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Solution

The fourth proportional to 9,435.43, 14,155.12 and 3,888.73 is: 5,833.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,435.43 : 14,155.12 = 3,888.73 : x
  2. Step 2: Convert to fraction form
    9,435.43/14,155.12 = 3,888.73/x
  3. Step 3: Cross multiply
    9,435.43x = 14,155.12 × 3,888.73
  4. Step 4: Simplify right side
    9,435.43x = 55,045,439.80
  5. Step 5: Solve for x
    x = 55,045,439.80/9,435.43
  6. Step 6: Final answer
    x = 5,833.91

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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.