Home / 6,893.04-10,339.60-3,968.80

Finding the Fourth Proportional to 6,893.04, 10,339.60 and 3,968.80

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Solution

The fourth proportional to 6,893.04, 10,339.60 and 3,968.80 is: 5,953.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,893.04 : 10,339.60 = 3,968.80 : x
  2. Step 2: Convert to fraction form
    6,893.04/10,339.60 = 3,968.80/x
  3. Step 3: Cross multiply
    6,893.04x = 10,339.60 × 3,968.80
  4. Step 4: Simplify right side
    6,893.04x = 41,035,804.48
  5. Step 5: Solve for x
    x = 41,035,804.48/6,893.04
  6. Step 6: Final answer
    x = 5,953.22

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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.