Home / 4,519.80-6,779.70-1,233.23

Finding the Fourth Proportional to 4,519.80, 6,779.70 and 1,233.23

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Solution

The fourth proportional to 4,519.80, 6,779.70 and 1,233.23 is: 1,849.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,519.80 : 6,779.70 = 1,233.23 : x
  2. Step 2: Convert to fraction form
    4,519.80/6,779.70 = 1,233.23/x
  3. Step 3: Cross multiply
    4,519.80x = 6,779.70 × 1,233.23
  4. Step 4: Simplify right side
    4,519.80x = 8,360,895.53
  5. Step 5: Solve for x
    x = 8,360,895.53/4,519.80
  6. Step 6: Final answer
    x = 1,849.84

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Half scale
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Double scale
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Similar ratio
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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.