Home / 2,845.77-4,267.73-1,090.68

Finding the Fourth Proportional to 2,845.77, 4,267.73 and 1,090.68

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Solution

The fourth proportional to 2,845.77, 4,267.73 and 1,090.68 is: 1,635.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.77 : 4,267.73 = 1,090.68 : x
  2. Step 2: Convert to fraction form
    2,845.77/4,267.73 = 1,090.68/x
  3. Step 3: Cross multiply
    2,845.77x = 4,267.73 × 1,090.68
  4. Step 4: Simplify right side
    2,845.77x = 4,654,727.76
  5. Step 5: Solve for x
    x = 4,654,727.76/2,845.77
  6. Step 6: Final answer
    x = 1,635.67

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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.