Home / 2,513.41-3,767.06-1,809.72

Finding the Fourth Proportional to 2,513.41, 3,767.06 and 1,809.72

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Solution

The fourth proportional to 2,513.41, 3,767.06 and 1,809.72 is: 2,712.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,513.41 : 3,767.06 = 1,809.72 : x
  2. Step 2: Convert to fraction form
    2,513.41/3,767.06 = 1,809.72/x
  3. Step 3: Cross multiply
    2,513.41x = 3,767.06 × 1,809.72
  4. Step 4: Simplify right side
    2,513.41x = 6,817,328.35
  5. Step 5: Solve for x
    x = 6,817,328.35/2,513.41
  6. Step 6: Final answer
    x = 2,712.38

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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.