Home / 7,293.20-10,930.20-6,467.60

Finding the Fourth Proportional to 7,293.20, 10,930.20 and 6,467.60

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Solution

The fourth proportional to 7,293.20, 10,930.20 and 6,467.60 is: 9,692.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,293.20 : 10,930.20 = 6,467.60 : x
  2. Step 2: Convert to fraction form
    7,293.20/10,930.20 = 6,467.60/x
  3. Step 3: Cross multiply
    7,293.20x = 10,930.20 × 6,467.60
  4. Step 4: Simplify right side
    7,293.20x = 70,692,161.52
  5. Step 5: Solve for x
    x = 70,692,161.52/7,293.20
  6. Step 6: Final answer
    x = 9,692.89

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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.