Home / 9,790.28-13,517.60-6,018.50

Finding the Fourth Proportional to 9,790.28, 13,517.60 and 6,018.50

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Solution

The fourth proportional to 9,790.28, 13,517.60 and 6,018.50 is: 8,309.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,790.28 : 13,517.60 = 6,018.50 : x
  2. Step 2: Convert to fraction form
    9,790.28/13,517.60 = 6,018.50/x
  3. Step 3: Cross multiply
    9,790.28x = 13,517.60 × 6,018.50
  4. Step 4: Simplify right side
    9,790.28x = 81,355,673.75
  5. Step 5: Solve for x
    x = 81,355,673.75/9,790.28
  6. Step 6: Final answer
    x = 8,309.85

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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.