Home / 4,452.21-6,678.27-1,374.21

Finding the Fourth Proportional to 4,452.21, 6,678.27 and 1,374.21

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Solution

The fourth proportional to 4,452.21, 6,678.27 and 1,374.21 is: 2,061.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.21 : 6,678.27 = 1,374.21 : x
  2. Step 2: Convert to fraction form
    4,452.21/6,678.27 = 1,374.21/x
  3. Step 3: Cross multiply
    4,452.21x = 6,678.27 × 1,374.21
  4. Step 4: Simplify right side
    4,452.21x = 9,177,345.42
  5. Step 5: Solve for x
    x = 9,177,345.42/4,452.21
  6. Step 6: Final answer
    x = 2,061.30

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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.