Home / 8,558.46-12,841.64-3,015.93

Finding the Fourth Proportional to 8,558.46, 12,841.64 and 3,015.93

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Solution

The fourth proportional to 8,558.46, 12,841.64 and 3,015.93 is: 4,525.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558.46 : 12,841.64 = 3,015.93 : x
  2. Step 2: Convert to fraction form
    8,558.46/12,841.64 = 3,015.93/x
  3. Step 3: Cross multiply
    8,558.46x = 12,841.64 × 3,015.93
  4. Step 4: Simplify right side
    8,558.46x = 38,729,531.71
  5. Step 5: Solve for x
    x = 38,729,531.71/8,558.46
  6. Step 6: Final answer
    x = 4,525.29

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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.