Home / 4,505.70-6,757.48-1,218.82

Finding the Fourth Proportional to 4,505.70, 6,757.48 and 1,218.82

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Solution

The fourth proportional to 4,505.70, 6,757.48 and 1,218.82 is: 1,827.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,505.70 : 6,757.48 = 1,218.82 : x
  2. Step 2: Convert to fraction form
    4,505.70/6,757.48 = 1,218.82/x
  3. Step 3: Cross multiply
    4,505.70x = 6,757.48 × 1,218.82
  4. Step 4: Simplify right side
    4,505.70x = 8,236,151.77
  5. Step 5: Solve for x
    x = 8,236,151.77/4,505.70
  6. Step 6: Final answer
    x = 1,827.94

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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.