Home / 8,551.94-12,825.48-5,427.23

Finding the Fourth Proportional to 8,551.94, 12,825.48 and 5,427.23

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Solution

The fourth proportional to 8,551.94, 12,825.48 and 5,427.23 is: 8,139.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,551.94 : 12,825.48 = 5,427.23 : x
  2. Step 2: Convert to fraction form
    8,551.94/12,825.48 = 5,427.23/x
  3. Step 3: Cross multiply
    8,551.94x = 12,825.48 × 5,427.23
  4. Step 4: Simplify right side
    8,551.94x = 69,606,829.82
  5. Step 5: Solve for x
    x = 69,606,829.82/8,551.94
  6. Step 6: Final answer
    x = 8,139.30

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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.