Home / 3,034.86-4,549.45-1,389.75

Finding the Fourth Proportional to 3,034.86, 4,549.45 and 1,389.75

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Solution

The fourth proportional to 3,034.86, 4,549.45 and 1,389.75 is: 2,083.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.86 : 4,549.45 = 1,389.75 : x
  2. Step 2: Convert to fraction form
    3,034.86/4,549.45 = 1,389.75/x
  3. Step 3: Cross multiply
    3,034.86x = 4,549.45 × 1,389.75
  4. Step 4: Simplify right side
    3,034.86x = 6,322,598.14
  5. Step 5: Solve for x
    x = 6,322,598.14/3,034.86
  6. Step 6: Final answer
    x = 2,083.32

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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.