Home / 5,720.06-8,579.03-1,770.58

Finding the Fourth Proportional to 5,720.06, 8,579.03 and 1,770.58

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Solution

The fourth proportional to 5,720.06, 8,579.03 and 1,770.58 is: 2,655.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,720.06 : 8,579.03 = 1,770.58 : x
  2. Step 2: Convert to fraction form
    5,720.06/8,579.03 = 1,770.58/x
  3. Step 3: Cross multiply
    5,720.06x = 8,579.03 × 1,770.58
  4. Step 4: Simplify right side
    5,720.06x = 15,189,898.63
  5. Step 5: Solve for x
    x = 15,189,898.63/5,720.06
  6. Step 6: Final answer
    x = 2,655.55

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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.