Home / 5,530.40-8,295.60-4,234.40

Finding the Fourth Proportional to 5,530.40, 8,295.60 and 4,234.40

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Solution

The fourth proportional to 5,530.40, 8,295.60 and 4,234.40 is: 6,351.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.40 : 8,295.60 = 4,234.40 : x
  2. Step 2: Convert to fraction form
    5,530.40/8,295.60 = 4,234.40/x
  3. Step 3: Cross multiply
    5,530.40x = 8,295.60 × 4,234.40
  4. Step 4: Simplify right side
    5,530.40x = 35,126,888.64
  5. Step 5: Solve for x
    x = 35,126,888.64/5,530.40
  6. Step 6: Final answer
    x = 6,351.60

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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.