Home / 9,790.53-13,517.95-6,018.75

Finding the Fourth Proportional to 9,790.53, 13,517.95 and 6,018.75

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Solution

The fourth proportional to 9,790.53, 13,517.95 and 6,018.75 is: 8,310.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,790.53 : 13,517.95 = 6,018.75 : x
  2. Step 2: Convert to fraction form
    9,790.53/13,517.95 = 6,018.75/x
  3. Step 3: Cross multiply
    9,790.53x = 13,517.95 × 6,018.75
  4. Step 4: Simplify right side
    9,790.53x = 81,361,146.52
  5. Step 5: Solve for x
    x = 81,361,146.52/9,790.53
  6. Step 6: Final answer
    x = 8,310.19

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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.