Home / 3,513.15-4,838.33-2,918.26

Finding the Fourth Proportional to 3,513.15, 4,838.33 and 2,918.26

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Solution

The fourth proportional to 3,513.15, 4,838.33 and 2,918.26 is: 4,019.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.15 : 4,838.33 = 2,918.26 : x
  2. Step 2: Convert to fraction form
    3,513.15/4,838.33 = 2,918.26/x
  3. Step 3: Cross multiply
    3,513.15x = 4,838.33 × 2,918.26
  4. Step 4: Simplify right side
    3,513.15x = 14,119,500.11
  5. Step 5: Solve for x
    x = 14,119,500.11/3,513.15
  6. Step 6: Final answer
    x = 4,019.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.