Home / 4,090.91-6,136.70-1,458.99

Finding the Fourth Proportional to 4,090.91, 6,136.70 and 1,458.99

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Solution

The fourth proportional to 4,090.91, 6,136.70 and 1,458.99 is: 2,188.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.91 : 6,136.70 = 1,458.99 : x
  2. Step 2: Convert to fraction form
    4,090.91/6,136.70 = 1,458.99/x
  3. Step 3: Cross multiply
    4,090.91x = 6,136.70 × 1,458.99
  4. Step 4: Simplify right side
    4,090.91x = 8,953,376.64
  5. Step 5: Solve for x
    x = 8,953,376.64/4,090.91
  6. Step 6: Final answer
    x = 2,188.61

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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.