Home / 9,247.08-12,760.92-5,055.36

Finding the Fourth Proportional to 9,247.08, 12,760.92 and 5,055.36

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Solution

The fourth proportional to 9,247.08, 12,760.92 and 5,055.36 is: 6,976.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,247.08 : 12,760.92 = 5,055.36 : x
  2. Step 2: Convert to fraction form
    9,247.08/12,760.92 = 5,055.36/x
  3. Step 3: Cross multiply
    9,247.08x = 12,760.92 × 5,055.36
  4. Step 4: Simplify right side
    9,247.08x = 64,511,044.53
  5. Step 5: Solve for x
    x = 64,511,044.53/9,247.08
  6. Step 6: Final answer
    x = 6,976.37

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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.