Home / 4,635.45-6,396.84-2,866.59

Finding the Fourth Proportional to 4,635.45, 6,396.84 and 2,866.59

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Solution

The fourth proportional to 4,635.45, 6,396.84 and 2,866.59 is: 3,955.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,635.45 : 6,396.84 = 2,866.59 : x
  2. Step 2: Convert to fraction form
    4,635.45/6,396.84 = 2,866.59/x
  3. Step 3: Cross multiply
    4,635.45x = 6,396.84 × 2,866.59
  4. Step 4: Simplify right side
    4,635.45x = 18,337,117.58
  5. Step 5: Solve for x
    x = 18,337,117.58/4,635.45
  6. Step 6: Final answer
    x = 3,955.84

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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.