Home / 4,271.53-6,409.73-3,411.31

Finding the Fourth Proportional to 4,271.53, 6,409.73 and 3,411.31

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Solution

The fourth proportional to 4,271.53, 6,409.73 and 3,411.31 is: 5,118.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,271.53 : 6,409.73 = 3,411.31 : x
  2. Step 2: Convert to fraction form
    4,271.53/6,409.73 = 3,411.31/x
  3. Step 3: Cross multiply
    4,271.53x = 6,409.73 × 3,411.31
  4. Step 4: Simplify right side
    4,271.53x = 21,865,576.05
  5. Step 5: Solve for x
    x = 21,865,576.05/4,271.53
  6. Step 6: Final answer
    x = 5,118.91

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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.