Home / 5,524.80-8,284.35-1,628.70

Finding the Fourth Proportional to 5,524.80, 8,284.35 and 1,628.70

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Solution

The fourth proportional to 5,524.80, 8,284.35 and 1,628.70 is: 2,442.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,524.80 : 8,284.35 = 1,628.70 : x
  2. Step 2: Convert to fraction form
    5,524.80/8,284.35 = 1,628.70/x
  3. Step 3: Cross multiply
    5,524.80x = 8,284.35 × 1,628.70
  4. Step 4: Simplify right side
    5,524.80x = 13,492,720.85
  5. Step 5: Solve for x
    x = 13,492,720.85/5,524.80
  6. Step 6: Final answer
    x = 2,442.21

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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.