Home / 7,360.88-10,157.74-4,003.59

Finding the Fourth Proportional to 7,360.88, 10,157.74 and 4,003.59

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Solution

The fourth proportional to 7,360.88, 10,157.74 and 4,003.59 is: 5,524.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.88 : 10,157.74 = 4,003.59 : x
  2. Step 2: Convert to fraction form
    7,360.88/10,157.74 = 4,003.59/x
  3. Step 3: Cross multiply
    7,360.88x = 10,157.74 × 4,003.59
  4. Step 4: Simplify right side
    7,360.88x = 40,667,454.37
  5. Step 5: Solve for x
    x = 40,667,454.37/7,360.88
  6. Step 6: Final answer
    x = 5,524.81

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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.