Home / 4,505.52-6,758.64-1,218.48

Finding the Fourth Proportional to 4,505.52, 6,758.64 and 1,218.48

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Solution

The fourth proportional to 4,505.52, 6,758.64 and 1,218.48 is: 1,827.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,505.52 : 6,758.64 = 1,218.48 : x
  2. Step 2: Convert to fraction form
    4,505.52/6,758.64 = 1,218.48/x
  3. Step 3: Cross multiply
    4,505.52x = 6,758.64 × 1,218.48
  4. Step 4: Simplify right side
    4,505.52x = 8,235,267.67
  5. Step 5: Solve for x
    x = 8,235,267.67/4,505.52
  6. Step 6: Final answer
    x = 1,827.82

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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.