Home / 7,408.02-11,110.48-2,726.81

Finding the Fourth Proportional to 7,408.02, 11,110.48 and 2,726.81

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Solution

The fourth proportional to 7,408.02, 11,110.48 and 2,726.81 is: 4,089.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,408.02 : 11,110.48 = 2,726.81 : x
  2. Step 2: Convert to fraction form
    7,408.02/11,110.48 = 2,726.81/x
  3. Step 3: Cross multiply
    7,408.02x = 11,110.48 × 2,726.81
  4. Step 4: Simplify right side
    7,408.02x = 30,296,188.93
  5. Step 5: Solve for x
    x = 30,296,188.93/7,408.02
  6. Step 6: Final answer
    x = 4,089.65

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1.5x scale

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.