Home / 5,570.39-8,355.60-1,410.41

Finding the Fourth Proportional to 5,570.39, 8,355.60 and 1,410.41

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Solution

The fourth proportional to 5,570.39, 8,355.60 and 1,410.41 is: 2,115.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,570.39 : 8,355.60 = 1,410.41 : x
  2. Step 2: Convert to fraction form
    5,570.39/8,355.60 = 1,410.41/x
  3. Step 3: Cross multiply
    5,570.39x = 8,355.60 × 1,410.41
  4. Step 4: Simplify right side
    5,570.39x = 11,784,780.02
  5. Step 5: Solve for x
    x = 11,784,780.02/5,570.39
  6. Step 6: Final answer
    x = 2,115.61

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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.