Home / 3,539.07-5,308.46-942.02

Finding the Fourth Proportional to 3,539.07, 5,308.46 and 942.02

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Solution

The fourth proportional to 3,539.07, 5,308.46 and 942.02 is: 1,412.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.07 : 5,308.46 = 942.02 : x
  2. Step 2: Convert to fraction form
    3,539.07/5,308.46 = 942.02/x
  3. Step 3: Cross multiply
    3,539.07x = 5,308.46 × 942.02
  4. Step 4: Simplify right side
    3,539.07x = 5,000,644.24
  5. Step 5: Solve for x
    x = 5,000,644.24/3,539.07
  6. Step 6: Final answer
    x = 1,412.98

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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.