Home / 9,359.88-14,039.76-3,813.12

Finding the Fourth Proportional to 9,359.88, 14,039.76 and 3,813.12

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Solution

The fourth proportional to 9,359.88, 14,039.76 and 3,813.12 is: 5,719.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,359.88 : 14,039.76 = 3,813.12 : x
  2. Step 2: Convert to fraction form
    9,359.88/14,039.76 = 3,813.12/x
  3. Step 3: Cross multiply
    9,359.88x = 14,039.76 × 3,813.12
  4. Step 4: Simplify right side
    9,359.88x = 53,535,289.65
  5. Step 5: Solve for x
    x = 53,535,289.65/9,359.88
  6. Step 6: Final answer
    x = 5,719.66

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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.