Home / 9,421.73-13,003.02-6,021.87

Finding the Fourth Proportional to 9,421.73, 13,003.02 and 6,021.87

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Solution

The fourth proportional to 9,421.73, 13,003.02 and 6,021.87 is: 8,310.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421.73 : 13,003.02 = 6,021.87 : x
  2. Step 2: Convert to fraction form
    9,421.73/13,003.02 = 6,021.87/x
  3. Step 3: Cross multiply
    9,421.73x = 13,003.02 × 6,021.87
  4. Step 4: Simplify right side
    9,421.73x = 78,302,496.05
  5. Step 5: Solve for x
    x = 78,302,496.05/9,421.73
  6. Step 6: Final answer
    x = 8,310.84

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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.