Home / 4,267.86-6,401.91-1,670.88

Finding the Fourth Proportional to 4,267.86, 6,401.91 and 1,670.88

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Solution

The fourth proportional to 4,267.86, 6,401.91 and 1,670.88 is: 2,506.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267.86 : 6,401.91 = 1,670.88 : x
  2. Step 2: Convert to fraction form
    4,267.86/6,401.91 = 1,670.88/x
  3. Step 3: Cross multiply
    4,267.86x = 6,401.91 × 1,670.88
  4. Step 4: Simplify right side
    4,267.86x = 10,696,823.38
  5. Step 5: Solve for x
    x = 10,696,823.38/4,267.86
  6. Step 6: Final answer
    x = 2,506.37

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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.