Home / 7,271.89-10,901.51-6,168.48

Finding the Fourth Proportional to 7,271.89, 10,901.51 and 6,168.48

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Solution

The fourth proportional to 7,271.89, 10,901.51 and 6,168.48 is: 9,247.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,271.89 : 10,901.51 = 6,168.48 : x
  2. Step 2: Convert to fraction form
    7,271.89/10,901.51 = 6,168.48/x
  3. Step 3: Cross multiply
    7,271.89x = 10,901.51 × 6,168.48
  4. Step 4: Simplify right side
    7,271.89x = 67,245,745.82
  5. Step 5: Solve for x
    x = 67,245,745.82/7,271.89
  6. Step 6: Final answer
    x = 9,247.36

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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.