Home / 3,716.32-5,131.95-2,392.31

Finding the Fourth Proportional to 3,716.32, 5,131.95 and 2,392.31

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Solution

The fourth proportional to 3,716.32, 5,131.95 and 2,392.31 is: 3,303.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.32 : 5,131.95 = 2,392.31 : x
  2. Step 2: Convert to fraction form
    3,716.32/5,131.95 = 2,392.31/x
  3. Step 3: Cross multiply
    3,716.32x = 5,131.95 × 2,392.31
  4. Step 4: Simplify right side
    3,716.32x = 12,277,215.30
  5. Step 5: Solve for x
    x = 12,277,215.30/3,716.32
  6. Step 6: Final answer
    x = 3,303.59

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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.