Home / 8,865.42-13,297.98-2,291.58

Finding the Fourth Proportional to 8,865.42, 13,297.98 and 2,291.58

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Solution

The fourth proportional to 8,865.42, 13,297.98 and 2,291.58 is: 3,437.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865.42 : 13,297.98 = 2,291.58 : x
  2. Step 2: Convert to fraction form
    8,865.42/13,297.98 = 2,291.58/x
  3. Step 3: Cross multiply
    8,865.42x = 13,297.98 × 2,291.58
  4. Step 4: Simplify right side
    8,865.42x = 30,473,385.01
  5. Step 5: Solve for x
    x = 30,473,385.01/8,865.42
  6. Step 6: Final answer
    x = 3,437.33

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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.