Home / 4,272.03-6,410.48-3,411.81

Finding the Fourth Proportional to 4,272.03, 6,410.48 and 3,411.81

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Solution

The fourth proportional to 4,272.03, 6,410.48 and 3,411.81 is: 5,119.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.03 : 6,410.48 = 3,411.81 : x
  2. Step 2: Convert to fraction form
    4,272.03/6,410.48 = 3,411.81/x
  3. Step 3: Cross multiply
    4,272.03x = 6,410.48 × 3,411.81
  4. Step 4: Simplify right side
    4,272.03x = 21,871,339.77
  5. Step 5: Solve for x
    x = 21,871,339.77/4,272.03
  6. Step 6: Final answer
    x = 5,119.66

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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.