Home / 5,499.56-7,589.40-3,015.56

Finding the Fourth Proportional to 5,499.56, 7,589.40 and 3,015.56

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Solution

The fourth proportional to 5,499.56, 7,589.40 and 3,015.56 is: 4,161.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,499.56 : 7,589.40 = 3,015.56 : x
  2. Step 2: Convert to fraction form
    5,499.56/7,589.40 = 3,015.56/x
  3. Step 3: Cross multiply
    5,499.56x = 7,589.40 × 3,015.56
  4. Step 4: Simplify right side
    5,499.56x = 22,886,291.06
  5. Step 5: Solve for x
    x = 22,886,291.06/5,499.56
  6. Step 6: Final answer
    x = 4,161.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.