Home / 10,994.86-16,493.03-4,420.23

Finding the Fourth Proportional to 10,994.86, 16,493.03 and 4,420.23

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Solution

The fourth proportional to 10,994.86, 16,493.03 and 4,420.23 is: 6,630.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,994.86 : 16,493.03 = 4,420.23 : x
  2. Step 2: Convert to fraction form
    10,994.86/16,493.03 = 4,420.23/x
  3. Step 3: Cross multiply
    10,994.86x = 16,493.03 × 4,420.23
  4. Step 4: Simplify right side
    10,994.86x = 72,902,986.00
  5. Step 5: Solve for x
    x = 72,902,986.00/10,994.86
  6. Step 6: Final answer
    x = 6,630.64

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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.