Home / 2,456.21-3,389.51-1,337.15

Finding the Fourth Proportional to 2,456.21, 3,389.51 and 1,337.15

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Solution

The fourth proportional to 2,456.21, 3,389.51 and 1,337.15 is: 1,845.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,456.21 : 3,389.51 = 1,337.15 : x
  2. Step 2: Convert to fraction form
    2,456.21/3,389.51 = 1,337.15/x
  3. Step 3: Cross multiply
    2,456.21x = 3,389.51 × 1,337.15
  4. Step 4: Simplify right side
    2,456.21x = 4,532,283.30
  5. Step 5: Solve for x
    x = 4,532,283.30/2,456.21
  6. Step 6: Final answer
    x = 1,845.23

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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.