Home / 8,271.32-11,414.67-4,686.23

Finding the Fourth Proportional to 8,271.32, 11,414.67 and 4,686.23

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Solution

The fourth proportional to 8,271.32, 11,414.67 and 4,686.23 is: 6,467.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271.32 : 11,414.67 = 4,686.23 : x
  2. Step 2: Convert to fraction form
    8,271.32/11,414.67 = 4,686.23/x
  3. Step 3: Cross multiply
    8,271.32x = 11,414.67 × 4,686.23
  4. Step 4: Simplify right side
    8,271.32x = 53,491,768.99
  5. Step 5: Solve for x
    x = 53,491,768.99/8,271.32
  6. Step 6: Final answer
    x = 6,467.14

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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.