Home / 11,830.20-16,325.79-6,525.03

Finding the Fourth Proportional to 11,830.20, 16,325.79 and 6,525.03

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Solution

The fourth proportional to 11,830.20, 16,325.79 and 6,525.03 is: 9,004.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,830.20 : 16,325.79 = 6,525.03 : x
  2. Step 2: Convert to fraction form
    11,830.20/16,325.79 = 6,525.03/x
  3. Step 3: Cross multiply
    11,830.20x = 16,325.79 × 6,525.03
  4. Step 4: Simplify right side
    11,830.20x = 106,526,269.52
  5. Step 5: Solve for x
    x = 106,526,269.52/11,830.20
  6. Step 6: Final answer
    x = 9,004.60

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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.