Home / 4,161.47-6,243.11-1,240.01

Finding the Fourth Proportional to 4,161.47, 6,243.11 and 1,240.01

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Solution

The fourth proportional to 4,161.47, 6,243.11 and 1,240.01 is: 1,860.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.47 : 6,243.11 = 1,240.01 : x
  2. Step 2: Convert to fraction form
    4,161.47/6,243.11 = 1,240.01/x
  3. Step 3: Cross multiply
    4,161.47x = 6,243.11 × 1,240.01
  4. Step 4: Simplify right side
    4,161.47x = 7,741,512.63
  5. Step 5: Solve for x
    x = 7,741,512.63/4,161.47
  6. Step 6: Final answer
    x = 1,860.28

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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.