Home / 6,220.08-9,327.60-4,042.80

Finding the Fourth Proportional to 6,220.08, 9,327.60 and 4,042.80

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Solution

The fourth proportional to 6,220.08, 9,327.60 and 4,042.80 is: 6,062.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.08 : 9,327.60 = 4,042.80 : x
  2. Step 2: Convert to fraction form
    6,220.08/9,327.60 = 4,042.80/x
  3. Step 3: Cross multiply
    6,220.08x = 9,327.60 × 4,042.80
  4. Step 4: Simplify right side
    6,220.08x = 37,709,621.28
  5. Step 5: Solve for x
    x = 37,709,621.28/6,220.08
  6. Step 6: Final answer
    x = 6,062.56

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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.