Home / 7,435.94-11,154.26-1,889.30

Finding the Fourth Proportional to 7,435.94, 11,154.26 and 1,889.30

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Solution

The fourth proportional to 7,435.94, 11,154.26 and 1,889.30 is: 2,834.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435.94 : 11,154.26 = 1,889.30 : x
  2. Step 2: Convert to fraction form
    7,435.94/11,154.26 = 1,889.30/x
  3. Step 3: Cross multiply
    7,435.94x = 11,154.26 × 1,889.30
  4. Step 4: Simplify right side
    7,435.94x = 21,073,776.03
  5. Step 5: Solve for x
    x = 21,073,776.03/7,435.94
  6. Step 6: Final answer
    x = 2,834.05

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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.