Home / 5,089.93-7,022.49-2,851.45

Finding the Fourth Proportional to 5,089.93, 7,022.49 and 2,851.45

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Solution

The fourth proportional to 5,089.93, 7,022.49 and 2,851.45 is: 3,934.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089.93 : 7,022.49 = 2,851.45 : x
  2. Step 2: Convert to fraction form
    5,089.93/7,022.49 = 2,851.45/x
  3. Step 3: Cross multiply
    5,089.93x = 7,022.49 × 2,851.45
  4. Step 4: Simplify right side
    5,089.93x = 20,024,279.11
  5. Step 5: Solve for x
    x = 20,024,279.11/5,089.93
  6. Step 6: Final answer
    x = 3,934.10

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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.