Home / 9,330.02-12,874.83-5,138.27

Finding the Fourth Proportional to 9,330.02, 12,874.83 and 5,138.27

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Solution

The fourth proportional to 9,330.02, 12,874.83 and 5,138.27 is: 7,090.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.02 : 12,874.83 = 5,138.27 : x
  2. Step 2: Convert to fraction form
    9,330.02/12,874.83 = 5,138.27/x
  3. Step 3: Cross multiply
    9,330.02x = 12,874.83 × 5,138.27
  4. Step 4: Simplify right side
    9,330.02x = 66,154,288.37
  5. Step 5: Solve for x
    x = 66,154,288.37/9,330.02
  6. Step 6: Final answer
    x = 7,090.48

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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.