Home / 2,933.12-4,047.68-1,606.76

Finding the Fourth Proportional to 2,933.12, 4,047.68 and 1,606.76

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Solution

The fourth proportional to 2,933.12, 4,047.68 and 1,606.76 is: 2,217.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.12 : 4,047.68 = 1,606.76 : x
  2. Step 2: Convert to fraction form
    2,933.12/4,047.68 = 1,606.76/x
  3. Step 3: Cross multiply
    2,933.12x = 4,047.68 × 1,606.76
  4. Step 4: Simplify right side
    2,933.12x = 6,503,650.32
  5. Step 5: Solve for x
    x = 6,503,650.32/2,933.12
  6. Step 6: Final answer
    x = 2,217.31

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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.