Home / 7,434.43-11,148.99-3,485.03

Finding the Fourth Proportional to 7,434.43, 11,148.99 and 3,485.03

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Solution

The fourth proportional to 7,434.43, 11,148.99 and 3,485.03 is: 5,226.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.43 : 11,148.99 = 3,485.03 : x
  2. Step 2: Convert to fraction form
    7,434.43/11,148.99 = 3,485.03/x
  3. Step 3: Cross multiply
    7,434.43x = 11,148.99 × 3,485.03
  4. Step 4: Simplify right side
    7,434.43x = 38,854,515.41
  5. Step 5: Solve for x
    x = 38,854,515.41/7,434.43
  6. Step 6: Final answer
    x = 5,226.29

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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.