Home / 9,086.65-13,630.07-3,243.31

Finding the Fourth Proportional to 9,086.65, 13,630.07 and 3,243.31

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Solution

The fourth proportional to 9,086.65, 13,630.07 and 3,243.31 is: 4,865.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,086.65 : 13,630.07 = 3,243.31 : x
  2. Step 2: Convert to fraction form
    9,086.65/13,630.07 = 3,243.31/x
  3. Step 3: Cross multiply
    9,086.65x = 13,630.07 × 3,243.31
  4. Step 4: Simplify right side
    9,086.65x = 44,206,516.36
  5. Step 5: Solve for x
    x = 44,206,516.36/9,086.65
  6. Step 6: Final answer
    x = 4,865.00

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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.