Home / 4,215.08-6,323.58-1,293.80

Finding the Fourth Proportional to 4,215.08, 6,323.58 and 1,293.80

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Solution

The fourth proportional to 4,215.08, 6,323.58 and 1,293.80 is: 1,940.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.08 : 6,323.58 = 1,293.80 : x
  2. Step 2: Convert to fraction form
    4,215.08/6,323.58 = 1,293.80/x
  3. Step 3: Cross multiply
    4,215.08x = 6,323.58 × 1,293.80
  4. Step 4: Simplify right side
    4,215.08x = 8,181,447.80
  5. Step 5: Solve for x
    x = 8,181,447.80/4,215.08
  6. Step 6: Final answer
    x = 1,940.99

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1.5x scale

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.