Home / 3,309.21-4,566.45-1,892.93

Finding the Fourth Proportional to 3,309.21, 4,566.45 and 1,892.93

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Solution

The fourth proportional to 3,309.21, 4,566.45 and 1,892.93 is: 2,612.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.21 : 4,566.45 = 1,892.93 : x
  2. Step 2: Convert to fraction form
    3,309.21/4,566.45 = 1,892.93/x
  3. Step 3: Cross multiply
    3,309.21x = 4,566.45 × 1,892.93
  4. Step 4: Simplify right side
    3,309.21x = 8,643,947.37
  5. Step 5: Solve for x
    x = 8,643,947.37/3,309.21
  6. Step 6: Final answer
    x = 2,612.09

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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.