Home / 5,788.89-8,681.51-2,090.63

Finding the Fourth Proportional to 5,788.89, 8,681.51 and 2,090.63

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Solution

The fourth proportional to 5,788.89, 8,681.51 and 2,090.63 is: 3,135.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,788.89 : 8,681.51 = 2,090.63 : x
  2. Step 2: Convert to fraction form
    5,788.89/8,681.51 = 2,090.63/x
  3. Step 3: Cross multiply
    5,788.89x = 8,681.51 × 2,090.63
  4. Step 4: Simplify right side
    5,788.89x = 18,149,771.39
  5. Step 5: Solve for x
    x = 18,149,771.39/5,788.89
  6. Step 6: Final answer
    x = 3,135.28

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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.