Home / 3,003.75-4,505.63-1,851.93

Finding the Fourth Proportional to 3,003.75, 4,505.63 and 1,851.93

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Solution

The fourth proportional to 3,003.75, 4,505.63 and 1,851.93 is: 2,777.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.75 : 4,505.63 = 1,851.93 : x
  2. Step 2: Convert to fraction form
    3,003.75/4,505.63 = 1,851.93/x
  3. Step 3: Cross multiply
    3,003.75x = 4,505.63 × 1,851.93
  4. Step 4: Simplify right side
    3,003.75x = 8,344,102.11
  5. Step 5: Solve for x
    x = 8,344,102.11/3,003.75
  6. Step 6: Final answer
    x = 2,777.90

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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.