Home / 3,057.85-4,586.68-1,670.86

Finding the Fourth Proportional to 3,057.85, 4,586.68 and 1,670.86

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Solution

The fourth proportional to 3,057.85, 4,586.68 and 1,670.86 is: 2,506.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057.85 : 4,586.68 = 1,670.86 : x
  2. Step 2: Convert to fraction form
    3,057.85/4,586.68 = 1,670.86/x
  3. Step 3: Cross multiply
    3,057.85x = 4,586.68 × 1,670.86
  4. Step 4: Simplify right side
    3,057.85x = 7,663,700.14
  5. Step 5: Solve for x
    x = 7,663,700.14/3,057.85
  6. Step 6: Final answer
    x = 2,506.24

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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.