Home / 8,625.21-12,927.36-6,122.46

Finding the Fourth Proportional to 8,625.21, 12,927.36 and 6,122.46

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Solution

The fourth proportional to 8,625.21, 12,927.36 and 6,122.46 is: 9,176.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,625.21 : 12,927.36 = 6,122.46 : x
  2. Step 2: Convert to fraction form
    8,625.21/12,927.36 = 6,122.46/x
  3. Step 3: Cross multiply
    8,625.21x = 12,927.36 × 6,122.46
  4. Step 4: Simplify right side
    8,625.21x = 79,147,244.51
  5. Step 5: Solve for x
    x = 79,147,244.51/8,625.21
  6. Step 6: Final answer
    x = 9,176.27

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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.