Home / 9,021.45-12,449.27-5,042.63

Finding the Fourth Proportional to 9,021.45, 12,449.27 and 5,042.63

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Solution

The fourth proportional to 9,021.45, 12,449.27 and 5,042.63 is: 6,958.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021.45 : 12,449.27 = 5,042.63 : x
  2. Step 2: Convert to fraction form
    9,021.45/12,449.27 = 5,042.63/x
  3. Step 3: Cross multiply
    9,021.45x = 12,449.27 × 5,042.63
  4. Step 4: Simplify right side
    9,021.45x = 62,777,068.29
  5. Step 5: Solve for x
    x = 62,777,068.29/9,021.45
  6. Step 6: Final answer
    x = 6,958.65

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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.