Home / 4,313.60-6,467.76-2,091.68

Finding the Fourth Proportional to 4,313.60, 6,467.76 and 2,091.68

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Solution

The fourth proportional to 4,313.60, 6,467.76 and 2,091.68 is: 3,136.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,313.60 : 6,467.76 = 2,091.68 : x
  2. Step 2: Convert to fraction form
    4,313.60/6,467.76 = 2,091.68/x
  3. Step 3: Cross multiply
    4,313.60x = 6,467.76 × 2,091.68
  4. Step 4: Simplify right side
    4,313.60x = 13,528,484.24
  5. Step 5: Solve for x
    x = 13,528,484.24/4,313.60
  6. Step 6: Final answer
    x = 3,136.24

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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.