Home / 9,271.92-12,796.44-5,292.12

Finding the Fourth Proportional to 9,271.92, 12,796.44 and 5,292.12

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Solution

The fourth proportional to 9,271.92, 12,796.44 and 5,292.12 is: 7,303.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,271.92 : 12,796.44 = 5,292.12 : x
  2. Step 2: Convert to fraction form
    9,271.92/12,796.44 = 5,292.12/x
  3. Step 3: Cross multiply
    9,271.92x = 12,796.44 × 5,292.12
  4. Step 4: Simplify right side
    9,271.92x = 67,720,296.05
  5. Step 5: Solve for x
    x = 67,720,296.05/9,271.92
  6. Step 6: Final answer
    x = 7,303.81

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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.