Home / 7,289.68-10,059.54-4,103.15

Finding the Fourth Proportional to 7,289.68, 10,059.54 and 4,103.15

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Solution

The fourth proportional to 7,289.68, 10,059.54 and 4,103.15 is: 5,662.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289.68 : 10,059.54 = 4,103.15 : x
  2. Step 2: Convert to fraction form
    7,289.68/10,059.54 = 4,103.15/x
  3. Step 3: Cross multiply
    7,289.68x = 10,059.54 × 4,103.15
  4. Step 4: Simplify right side
    7,289.68x = 41,275,773.59
  5. Step 5: Solve for x
    x = 41,275,773.59/7,289.68
  6. Step 6: Final answer
    x = 5,662.22

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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.