Home / 4,206.42-6,306.57-2,125.47

Finding the Fourth Proportional to 4,206.42, 6,306.57 and 2,125.47

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Solution

The fourth proportional to 4,206.42, 6,306.57 and 2,125.47 is: 3,186.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,206.42 : 6,306.57 = 2,125.47 : x
  2. Step 2: Convert to fraction form
    4,206.42/6,306.57 = 2,125.47/x
  3. Step 3: Cross multiply
    4,206.42x = 6,306.57 × 2,125.47
  4. Step 4: Simplify right side
    4,206.42x = 13,404,425.34
  5. Step 5: Solve for x
    x = 13,404,425.34/4,206.42
  6. Step 6: Final answer
    x = 3,186.66

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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.