Home / 4,316.25-6,457.98-2,668.71

Finding the Fourth Proportional to 4,316.25, 6,457.98 and 2,668.71

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Solution

The fourth proportional to 4,316.25, 6,457.98 and 2,668.71 is: 3,992.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,316.25 : 6,457.98 = 2,668.71 : x
  2. Step 2: Convert to fraction form
    4,316.25/6,457.98 = 2,668.71/x
  3. Step 3: Cross multiply
    4,316.25x = 6,457.98 × 2,668.71
  4. Step 4: Simplify right side
    4,316.25x = 17,234,495.02
  5. Step 5: Solve for x
    x = 17,234,495.02/4,316.25
  6. Step 6: Final answer
    x = 3,992.93

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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.