Home / 6,276.80-8,653.44-4,362.80

Finding the Fourth Proportional to 6,276.80, 8,653.44 and 4,362.80

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Solution

The fourth proportional to 6,276.80, 8,653.44 and 4,362.80 is: 6,014.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.80 : 8,653.44 = 4,362.80 : x
  2. Step 2: Convert to fraction form
    6,276.80/8,653.44 = 4,362.80/x
  3. Step 3: Cross multiply
    6,276.80x = 8,653.44 × 4,362.80
  4. Step 4: Simplify right side
    6,276.80x = 37,753,228.03
  5. Step 5: Solve for x
    x = 37,753,228.03/6,276.80
  6. Step 6: Final answer
    x = 6,014.73

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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.