Home / 11,033.56-15,229.86-7,065.36

Finding the Fourth Proportional to 11,033.56, 15,229.86 and 7,065.36

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Solution

The fourth proportional to 11,033.56, 15,229.86 and 7,065.36 is: 9,752.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,033.56 : 15,229.86 = 7,065.36 : x
  2. Step 2: Convert to fraction form
    11,033.56/15,229.86 = 7,065.36/x
  3. Step 3: Cross multiply
    11,033.56x = 15,229.86 × 7,065.36
  4. Step 4: Simplify right side
    11,033.56x = 107,604,443.65
  5. Step 5: Solve for x
    x = 107,604,443.65/11,033.56
  6. Step 6: Final answer
    x = 9,752.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.