Home / 6,733.16-9,290.36-3,900.37

Finding the Fourth Proportional to 6,733.16, 9,290.36 and 3,900.37

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Solution

The fourth proportional to 6,733.16, 9,290.36 and 3,900.37 is: 5,381.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,733.16 : 9,290.36 = 3,900.37 : x
  2. Step 2: Convert to fraction form
    6,733.16/9,290.36 = 3,900.37/x
  3. Step 3: Cross multiply
    6,733.16x = 9,290.36 × 3,900.37
  4. Step 4: Simplify right side
    6,733.16x = 36,235,775.48
  5. Step 5: Solve for x
    x = 36,235,775.48/6,733.16
  6. Step 6: Final answer
    x = 5,381.69

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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.