Home / 3,037.58-4,555.88-845.81

Finding the Fourth Proportional to 3,037.58, 4,555.88 and 845.81

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Solution

The fourth proportional to 3,037.58, 4,555.88 and 845.81 is: 1,268.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037.58 : 4,555.88 = 845.81 : x
  2. Step 2: Convert to fraction form
    3,037.58/4,555.88 = 845.81/x
  3. Step 3: Cross multiply
    3,037.58x = 4,555.88 × 845.81
  4. Step 4: Simplify right side
    3,037.58x = 3,853,404.63
  5. Step 5: Solve for x
    x = 3,853,404.63/3,037.58
  6. Step 6: Final answer
    x = 1,268.58

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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.