Home / 3,063.21-4,595.89-1,115.61

Finding the Fourth Proportional to 3,063.21, 4,595.89 and 1,115.61

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Solution

The fourth proportional to 3,063.21, 4,595.89 and 1,115.61 is: 1,673.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.21 : 4,595.89 = 1,115.61 : x
  2. Step 2: Convert to fraction form
    3,063.21/4,595.89 = 1,115.61/x
  3. Step 3: Cross multiply
    3,063.21x = 4,595.89 × 1,115.61
  4. Step 4: Simplify right side
    3,063.21x = 5,127,220.84
  5. Step 5: Solve for x
    x = 5,127,220.84/3,063.21
  6. Step 6: Final answer
    x = 1,673.81

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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.