Home / 5,531.12-7,633.08-3,435.44

Finding the Fourth Proportional to 5,531.12, 7,633.08 and 3,435.44

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Solution

The fourth proportional to 5,531.12, 7,633.08 and 3,435.44 is: 4,740.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.12 : 7,633.08 = 3,435.44 : x
  2. Step 2: Convert to fraction form
    5,531.12/7,633.08 = 3,435.44/x
  3. Step 3: Cross multiply
    5,531.12x = 7,633.08 × 3,435.44
  4. Step 4: Simplify right side
    5,531.12x = 26,222,988.36
  5. Step 5: Solve for x
    x = 26,222,988.36/5,531.12
  6. Step 6: Final answer
    x = 4,740.99

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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.