Home / 3,606.85-4,984.23-2,721.16

Finding the Fourth Proportional to 3,606.85, 4,984.23 and 2,721.16

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Solution

The fourth proportional to 3,606.85, 4,984.23 and 2,721.16 is: 3,760.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606.85 : 4,984.23 = 2,721.16 : x
  2. Step 2: Convert to fraction form
    3,606.85/4,984.23 = 2,721.16/x
  3. Step 3: Cross multiply
    3,606.85x = 4,984.23 × 2,721.16
  4. Step 4: Simplify right side
    3,606.85x = 13,562,887.31
  5. Step 5: Solve for x
    x = 13,562,887.31/3,606.85
  6. Step 6: Final answer
    x = 3,760.31

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1.5x scale

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.