Home / 4,678.92-6,453.96-2,998.59

Finding the Fourth Proportional to 4,678.92, 6,453.96 and 2,998.59

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Solution

The fourth proportional to 4,678.92, 6,453.96 and 2,998.59 is: 4,136.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678.92 : 6,453.96 = 2,998.59 : x
  2. Step 2: Convert to fraction form
    4,678.92/6,453.96 = 2,998.59/x
  3. Step 3: Cross multiply
    4,678.92x = 6,453.96 × 2,998.59
  4. Step 4: Simplify right side
    4,678.92x = 19,352,779.92
  5. Step 5: Solve for x
    x = 19,352,779.92/4,678.92
  6. Step 6: Final answer
    x = 4,136.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.