Home / 7,023.20-10,534.80-6,072.80

Finding the Fourth Proportional to 7,023.20, 10,534.80 and 6,072.80

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Solution

The fourth proportional to 7,023.20, 10,534.80 and 6,072.80 is: 9,109.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,023.20 : 10,534.80 = 6,072.80 : x
  2. Step 2: Convert to fraction form
    7,023.20/10,534.80 = 6,072.80/x
  3. Step 3: Cross multiply
    7,023.20x = 10,534.80 × 6,072.80
  4. Step 4: Simplify right side
    7,023.20x = 63,975,733.44
  5. Step 5: Solve for x
    x = 63,975,733.44/7,023.20
  6. Step 6: Final answer
    x = 9,109.20

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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.