Home / 7,826.36-11,739.72-2,632.23

Finding the Fourth Proportional to 7,826.36, 11,739.72 and 2,632.23

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Solution

The fourth proportional to 7,826.36, 11,739.72 and 2,632.23 is: 3,948.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,826.36 : 11,739.72 = 2,632.23 : x
  2. Step 2: Convert to fraction form
    7,826.36/11,739.72 = 2,632.23/x
  3. Step 3: Cross multiply
    7,826.36x = 11,739.72 × 2,632.23
  4. Step 4: Simplify right side
    7,826.36x = 30,901,643.18
  5. Step 5: Solve for x
    x = 30,901,643.18/7,826.36
  6. Step 6: Final answer
    x = 3,948.41

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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.