Home / 9,076.65-12,525.39-5,300.03

Finding the Fourth Proportional to 9,076.65, 12,525.39 and 5,300.03

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Solution

The fourth proportional to 9,076.65, 12,525.39 and 5,300.03 is: 7,313.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076.65 : 12,525.39 = 5,300.03 : x
  2. Step 2: Convert to fraction form
    9,076.65/12,525.39 = 5,300.03/x
  3. Step 3: Cross multiply
    9,076.65x = 12,525.39 × 5,300.03
  4. Step 4: Simplify right side
    9,076.65x = 66,384,880.13
  5. Step 5: Solve for x
    x = 66,384,880.13/9,076.65
  6. Step 6: Final answer
    x = 7,313.81

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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.