Home / 12,003.24-16,562.58-6,697.80

Finding the Fourth Proportional to 12,003.24, 16,562.58 and 6,697.80

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Solution

The fourth proportional to 12,003.24, 16,562.58 and 6,697.80 is: 9,241.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,003.24 : 16,562.58 = 6,697.80 : x
  2. Step 2: Convert to fraction form
    12,003.24/16,562.58 = 6,697.80/x
  3. Step 3: Cross multiply
    12,003.24x = 16,562.58 × 6,697.80
  4. Step 4: Simplify right side
    12,003.24x = 110,932,848.32
  5. Step 5: Solve for x
    x = 110,932,848.32/12,003.24
  6. Step 6: Final answer
    x = 9,241.91

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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.