Home / 3,271.67-4,917.22-1,541.51

Finding the Fourth Proportional to 3,271.67, 4,917.22 and 1,541.51

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Solution

The fourth proportional to 3,271.67, 4,917.22 and 1,541.51 is: 2,316.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.67 : 4,917.22 = 1,541.51 : x
  2. Step 2: Convert to fraction form
    3,271.67/4,917.22 = 1,541.51/x
  3. Step 3: Cross multiply
    3,271.67x = 4,917.22 × 1,541.51
  4. Step 4: Simplify right side
    3,271.67x = 7,579,943.80
  5. Step 5: Solve for x
    x = 7,579,943.80/3,271.67
  6. Step 6: Final answer
    x = 2,316.84

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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.