Home / 3,944.59-5,918.80-1,606.21

Finding the Fourth Proportional to 3,944.59, 5,918.80 and 1,606.21

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Solution

The fourth proportional to 3,944.59, 5,918.80 and 1,606.21 is: 2,410.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.59 : 5,918.80 = 1,606.21 : x
  2. Step 2: Convert to fraction form
    3,944.59/5,918.80 = 1,606.21/x
  3. Step 3: Cross multiply
    3,944.59x = 5,918.80 × 1,606.21
  4. Step 4: Simplify right side
    3,944.59x = 9,506,819.58
  5. Step 5: Solve for x
    x = 9,506,819.58/3,944.59
  6. Step 6: Final answer
    x = 2,410.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.