Home / 4,205.34-6,306.04-1,431.26

Finding the Fourth Proportional to 4,205.34, 6,306.04 and 1,431.26

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Solution

The fourth proportional to 4,205.34, 6,306.04 and 1,431.26 is: 2,146.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,205.34 : 6,306.04 = 1,431.26 : x
  2. Step 2: Convert to fraction form
    4,205.34/6,306.04 = 1,431.26/x
  3. Step 3: Cross multiply
    4,205.34x = 6,306.04 × 1,431.26
  4. Step 4: Simplify right side
    4,205.34x = 9,025,582.81
  5. Step 5: Solve for x
    x = 9,025,582.81/4,205.34
  6. Step 6: Final answer
    x = 2,146.22

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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.