Home / 9,021.87-12,449.34-5,042.84

Finding the Fourth Proportional to 9,021.87, 12,449.34 and 5,042.84

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Solution

The fourth proportional to 9,021.87, 12,449.34 and 5,042.84 is: 6,958.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021.87 : 12,449.34 = 5,042.84 : x
  2. Step 2: Convert to fraction form
    9,021.87/12,449.34 = 5,042.84/x
  3. Step 3: Cross multiply
    9,021.87x = 12,449.34 × 5,042.84
  4. Step 4: Simplify right side
    9,021.87x = 62,779,967.48
  5. Step 5: Solve for x
    x = 62,779,967.48/9,021.87
  6. Step 6: Final answer
    x = 6,958.64

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.