Home / 9,219.15-13,828.71-2,293.65

Finding the Fourth Proportional to 9,219.15, 13,828.71 and 2,293.65

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Solution

The fourth proportional to 9,219.15, 13,828.71 and 2,293.65 is: 3,440.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,219.15 : 13,828.71 = 2,293.65 : x
  2. Step 2: Convert to fraction form
    9,219.15/13,828.71 = 2,293.65/x
  3. Step 3: Cross multiply
    9,219.15x = 13,828.71 × 2,293.65
  4. Step 4: Simplify right side
    9,219.15x = 31,718,220.69
  5. Step 5: Solve for x
    x = 31,718,220.69/9,219.15
  6. Step 6: Final answer
    x = 3,440.47

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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.