Home / 5,555.35-8,323.43-2,918.94

Finding the Fourth Proportional to 5,555.35, 8,323.43 and 2,918.94

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Solution

The fourth proportional to 5,555.35, 8,323.43 and 2,918.94 is: 4,373.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.35 : 8,323.43 = 2,918.94 : x
  2. Step 2: Convert to fraction form
    5,555.35/8,323.43 = 2,918.94/x
  3. Step 3: Cross multiply
    5,555.35x = 8,323.43 × 2,918.94
  4. Step 4: Simplify right side
    5,555.35x = 24,295,546.96
  5. Step 5: Solve for x
    x = 24,295,546.96/5,555.35
  6. Step 6: Final answer
    x = 4,373.36

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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.