Home / 9,310.28-13,970.22-4,119.80

Finding the Fourth Proportional to 9,310.28, 13,970.22 and 4,119.80

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Solution

The fourth proportional to 9,310.28, 13,970.22 and 4,119.80 is: 6,181.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,310.28 : 13,970.22 = 4,119.80 : x
  2. Step 2: Convert to fraction form
    9,310.28/13,970.22 = 4,119.80/x
  3. Step 3: Cross multiply
    9,310.28x = 13,970.22 × 4,119.80
  4. Step 4: Simplify right side
    9,310.28x = 57,554,512.36
  5. Step 5: Solve for x
    x = 57,554,512.36/9,310.28
  6. Step 6: Final answer
    x = 6,181.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.