Home / 5,544.38-8,315.15-1,647.88

Finding the Fourth Proportional to 5,544.38, 8,315.15 and 1,647.88

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Solution

The fourth proportional to 5,544.38, 8,315.15 and 1,647.88 is: 2,471.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,544.38 : 8,315.15 = 1,647.88 : x
  2. Step 2: Convert to fraction form
    5,544.38/8,315.15 = 1,647.88/x
  3. Step 3: Cross multiply
    5,544.38x = 8,315.15 × 1,647.88
  4. Step 4: Simplify right side
    5,544.38x = 13,702,369.38
  5. Step 5: Solve for x
    x = 13,702,369.38/5,544.38
  6. Step 6: Final answer
    x = 2,471.40

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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.