Home / 7,442.55-10,272.83-5,204.99

Finding the Fourth Proportional to 7,442.55, 10,272.83 and 5,204.99

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Solution

The fourth proportional to 7,442.55, 10,272.83 and 5,204.99 is: 7,184.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.55 : 10,272.83 = 5,204.99 : x
  2. Step 2: Convert to fraction form
    7,442.55/10,272.83 = 5,204.99/x
  3. Step 3: Cross multiply
    7,442.55x = 10,272.83 × 5,204.99
  4. Step 4: Simplify right side
    7,442.55x = 53,469,977.08
  5. Step 5: Solve for x
    x = 53,469,977.08/7,442.55
  6. Step 6: Final answer
    x = 7,184.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.