Home / 5,528.40-8,300.97-4,489.44

Finding the Fourth Proportional to 5,528.40, 8,300.97 and 4,489.44

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Solution

The fourth proportional to 5,528.40, 8,300.97 and 4,489.44 is: 6,740.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.40 : 8,300.97 = 4,489.44 : x
  2. Step 2: Convert to fraction form
    5,528.40/8,300.97 = 4,489.44/x
  3. Step 3: Cross multiply
    5,528.40x = 8,300.97 × 4,489.44
  4. Step 4: Simplify right side
    5,528.40x = 37,266,706.76
  5. Step 5: Solve for x
    x = 37,266,706.76/5,528.40
  6. Step 6: Final answer
    x = 6,740.96

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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.