Home / 6,998.84-10,493.60-4,778.36

Finding the Fourth Proportional to 6,998.84, 10,493.60 and 4,778.36

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Solution

The fourth proportional to 6,998.84, 10,493.60 and 4,778.36 is: 7,164.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,998.84 : 10,493.60 = 4,778.36 : x
  2. Step 2: Convert to fraction form
    6,998.84/10,493.60 = 4,778.36/x
  3. Step 3: Cross multiply
    6,998.84x = 10,493.60 × 4,778.36
  4. Step 4: Simplify right side
    6,998.84x = 50,142,122.14
  5. Step 5: Solve for x
    x = 50,142,122.14/6,998.84
  6. Step 6: Final answer
    x = 7,164.35

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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.