Home / 4,452.91-6,678.42-1,679.52

Finding the Fourth Proportional to 4,452.91, 6,678.42 and 1,679.52

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Solution

The fourth proportional to 4,452.91, 6,678.42 and 1,679.52 is: 2,518.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.91 : 6,678.42 = 1,679.52 : x
  2. Step 2: Convert to fraction form
    4,452.91/6,678.42 = 1,679.52/x
  3. Step 3: Cross multiply
    4,452.91x = 6,678.42 × 1,679.52
  4. Step 4: Simplify right side
    4,452.91x = 11,216,539.96
  5. Step 5: Solve for x
    x = 11,216,539.96/4,452.91
  6. Step 6: Final answer
    x = 2,518.92

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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.