Home / 7,052.90-10,579.55-1,858.77

Finding the Fourth Proportional to 7,052.90, 10,579.55 and 1,858.77

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Solution

The fourth proportional to 7,052.90, 10,579.55 and 1,858.77 is: 2,788.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,052.90 : 10,579.55 = 1,858.77 : x
  2. Step 2: Convert to fraction form
    7,052.90/10,579.55 = 1,858.77/x
  3. Step 3: Cross multiply
    7,052.90x = 10,579.55 × 1,858.77
  4. Step 4: Simplify right side
    7,052.90x = 19,664,940.86
  5. Step 5: Solve for x
    x = 19,664,940.86/7,052.90
  6. Step 6: Final answer
    x = 2,788.21

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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.