Home / 9,271.08-12,794.03-5,239.22

Finding the Fourth Proportional to 9,271.08, 12,794.03 and 5,239.22

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Solution

The fourth proportional to 9,271.08, 12,794.03 and 5,239.22 is: 7,230.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,271.08 : 12,794.03 = 5,239.22 : x
  2. Step 2: Convert to fraction form
    9,271.08/12,794.03 = 5,239.22/x
  3. Step 3: Cross multiply
    9,271.08x = 12,794.03 × 5,239.22
  4. Step 4: Simplify right side
    9,271.08x = 67,030,734.96
  5. Step 5: Solve for x
    x = 67,030,734.96/9,271.08
  6. Step 6: Final answer
    x = 7,230.09

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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.