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Finding the Fourth Proportional to 6,927.02, 9,559.14 and 3,783.22

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Solution

The fourth proportional to 6,927.02, 9,559.14 and 3,783.22 is: 5,220.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,927.02 : 9,559.14 = 3,783.22 : x
  2. Step 2: Convert to fraction form
    6,927.02/9,559.14 = 3,783.22/x
  3. Step 3: Cross multiply
    6,927.02x = 9,559.14 × 3,783.22
  4. Step 4: Simplify right side
    6,927.02x = 36,164,329.63
  5. Step 5: Solve for x
    x = 36,164,329.63/6,927.02
  6. Step 6: Final answer
    x = 5,220.76

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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.