Home / 3,396.75-4,686.03-2,402.88

Finding the Fourth Proportional to 3,396.75, 4,686.03 and 2,402.88

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Solution

The fourth proportional to 3,396.75, 4,686.03 and 2,402.88 is: 3,314.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396.75 : 4,686.03 = 2,402.88 : x
  2. Step 2: Convert to fraction form
    3,396.75/4,686.03 = 2,402.88/x
  3. Step 3: Cross multiply
    3,396.75x = 4,686.03 × 2,402.88
  4. Step 4: Simplify right side
    3,396.75x = 11,259,967.77
  5. Step 5: Solve for x
    x = 11,259,967.77/3,396.75
  6. Step 6: Final answer
    x = 3,314.92

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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.