Home / 6,927.37-9,559.77-3,783.55

Finding the Fourth Proportional to 6,927.37, 9,559.77 and 3,783.55

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Solution

The fourth proportional to 6,927.37, 9,559.77 and 3,783.55 is: 5,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,927.37 : 9,559.77 = 3,783.55 : x
  2. Step 2: Convert to fraction form
    6,927.37/9,559.77 = 3,783.55/x
  3. Step 3: Cross multiply
    6,927.37x = 9,559.77 × 3,783.55
  4. Step 4: Simplify right side
    6,927.37x = 36,169,867.78
  5. Step 5: Solve for x
    x = 36,169,867.78/6,927.37
  6. Step 6: Final answer
    x = 5,221.30

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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.