Home / 4,003.60-5,527.36-2,589.76

Finding the Fourth Proportional to 4,003.60, 5,527.36 and 2,589.76

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Solution

The fourth proportional to 4,003.60, 5,527.36 and 2,589.76 is: 3,575.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003.60 : 5,527.36 = 2,589.76 : x
  2. Step 2: Convert to fraction form
    4,003.60/5,527.36 = 2,589.76/x
  3. Step 3: Cross multiply
    4,003.60x = 5,527.36 × 2,589.76
  4. Step 4: Simplify right side
    4,003.60x = 14,314,535.83
  5. Step 5: Solve for x
    x = 14,314,535.83/4,003.60
  6. Step 6: Final answer
    x = 3,575.42

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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.