Home / 4,487.49-6,730.71-1,200.84

Finding the Fourth Proportional to 4,487.49, 6,730.71 and 1,200.84

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Solution

The fourth proportional to 4,487.49, 6,730.71 and 1,200.84 is: 1,801.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.49 : 6,730.71 = 1,200.84 : x
  2. Step 2: Convert to fraction form
    4,487.49/6,730.71 = 1,200.84/x
  3. Step 3: Cross multiply
    4,487.49x = 6,730.71 × 1,200.84
  4. Step 4: Simplify right side
    4,487.49x = 8,082,520.67
  5. Step 5: Solve for x
    x = 8,082,520.67/4,487.49
  6. Step 6: Final answer
    x = 1,801.12

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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.