Home / 4,140.65-5,713.26-2,347.31

Finding the Fourth Proportional to 4,140.65, 5,713.26 and 2,347.31

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Solution

The fourth proportional to 4,140.65, 5,713.26 and 2,347.31 is: 3,238.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.65 : 5,713.26 = 2,347.31 : x
  2. Step 2: Convert to fraction form
    4,140.65/5,713.26 = 2,347.31/x
  3. Step 3: Cross multiply
    4,140.65x = 5,713.26 × 2,347.31
  4. Step 4: Simplify right side
    4,140.65x = 13,410,792.33
  5. Step 5: Solve for x
    x = 13,410,792.33/4,140.65
  6. Step 6: Final answer
    x = 3,238.81

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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.