Home / 4,140.09-5,713.47-2,371.32

Finding the Fourth Proportional to 4,140.09, 5,713.47 and 2,371.32

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Solution

The fourth proportional to 4,140.09, 5,713.47 and 2,371.32 is: 3,272.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.09 : 5,713.47 = 2,371.32 : x
  2. Step 2: Convert to fraction form
    4,140.09/5,713.47 = 2,371.32/x
  3. Step 3: Cross multiply
    4,140.09x = 5,713.47 × 2,371.32
  4. Step 4: Simplify right side
    4,140.09x = 13,548,465.68
  5. Step 5: Solve for x
    x = 13,548,465.68/4,140.09
  6. Step 6: Final answer
    x = 3,272.51

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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.