Home / 8,450.78-11,663.38-5,048.16

Finding the Fourth Proportional to 8,450.78, 11,663.38 and 5,048.16

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Solution

The fourth proportional to 8,450.78, 11,663.38 and 5,048.16 is: 6,967.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.78 : 11,663.38 = 5,048.16 : x
  2. Step 2: Convert to fraction form
    8,450.78/11,663.38 = 5,048.16/x
  3. Step 3: Cross multiply
    8,450.78x = 11,663.38 × 5,048.16
  4. Step 4: Simplify right side
    8,450.78x = 58,878,608.38
  5. Step 5: Solve for x
    x = 58,878,608.38/8,450.78
  6. Step 6: Final answer
    x = 6,967.24

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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.