Home / 11,415.28-17,126.58-4,846.99

Finding the Fourth Proportional to 11,415.28, 17,126.58 and 4,846.99

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Solution

The fourth proportional to 11,415.28, 17,126.58 and 4,846.99 is: 7,272.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,415.28 : 17,126.58 = 4,846.99 : x
  2. Step 2: Convert to fraction form
    11,415.28/17,126.58 = 4,846.99/x
  3. Step 3: Cross multiply
    11,415.28x = 17,126.58 × 4,846.99
  4. Step 4: Simplify right side
    11,415.28x = 83,012,361.99
  5. Step 5: Solve for x
    x = 83,012,361.99/11,415.28
  6. Step 6: Final answer
    x = 7,272.04

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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.