Home / 5,871.04-8,795.40-3,788.80

Finding the Fourth Proportional to 5,871.04, 8,795.40 and 3,788.80

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Solution

The fourth proportional to 5,871.04, 8,795.40 and 3,788.80 is: 5,676.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,871.04 : 8,795.40 = 3,788.80 : x
  2. Step 2: Convert to fraction form
    5,871.04/8,795.40 = 3,788.80/x
  3. Step 3: Cross multiply
    5,871.04x = 8,795.40 × 3,788.80
  4. Step 4: Simplify right side
    5,871.04x = 33,324,011.52
  5. Step 5: Solve for x
    x = 33,324,011.52/5,871.04
  6. Step 6: Final answer
    x = 5,676.00

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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.