Home / 8,888.21-12,265.97-4,855.29

Finding the Fourth Proportional to 8,888.21, 12,265.97 and 4,855.29

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Solution

The fourth proportional to 8,888.21, 12,265.97 and 4,855.29 is: 6,700.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,888.21 : 12,265.97 = 4,855.29 : x
  2. Step 2: Convert to fraction form
    8,888.21/12,265.97 = 4,855.29/x
  3. Step 3: Cross multiply
    8,888.21x = 12,265.97 × 4,855.29
  4. Step 4: Simplify right side
    8,888.21x = 59,554,841.48
  5. Step 5: Solve for x
    x = 59,554,841.48/8,888.21
  6. Step 6: Final answer
    x = 6,700.43

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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.