Home / 4,011.85-6,013.12-1,670.55

Finding the Fourth Proportional to 4,011.85, 6,013.12 and 1,670.55

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Solution

The fourth proportional to 4,011.85, 6,013.12 and 1,670.55 is: 2,503.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,011.85 : 6,013.12 = 1,670.55 : x
  2. Step 2: Convert to fraction form
    4,011.85/6,013.12 = 1,670.55/x
  3. Step 3: Cross multiply
    4,011.85x = 6,013.12 × 1,670.55
  4. Step 4: Simplify right side
    4,011.85x = 10,045,217.62
  5. Step 5: Solve for x
    x = 10,045,217.62/4,011.85
  6. Step 6: Final answer
    x = 2,503.89

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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.