Home / 8,704.48-12,004.44-7,025.35

Finding the Fourth Proportional to 8,704.48, 12,004.44 and 7,025.35

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Solution

The fourth proportional to 8,704.48, 12,004.44 and 7,025.35 is: 9,688.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,704.48 : 12,004.44 = 7,025.35 : x
  2. Step 2: Convert to fraction form
    8,704.48/12,004.44 = 7,025.35/x
  3. Step 3: Cross multiply
    8,704.48x = 12,004.44 × 7,025.35
  4. Step 4: Simplify right side
    8,704.48x = 84,335,332.53
  5. Step 5: Solve for x
    x = 84,335,332.53/8,704.48
  6. Step 6: Final answer
    x = 9,688.73

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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.