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Finding the Fourth Proportional to 6,793.12, 9,369.24 and 4,554.28

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Solution

The fourth proportional to 6,793.12, 9,369.24 and 4,554.28 is: 6,281.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,793.12 : 9,369.24 = 4,554.28 : x
  2. Step 2: Convert to fraction form
    6,793.12/9,369.24 = 4,554.28/x
  3. Step 3: Cross multiply
    6,793.12x = 9,369.24 × 4,554.28
  4. Step 4: Simplify right side
    6,793.12x = 42,670,142.35
  5. Step 5: Solve for x
    x = 42,670,142.35/6,793.12
  6. Step 6: Final answer
    x = 6,281.38

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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.