Home / 10,784.24-16,171.68-4,541.12

Finding the Fourth Proportional to 10,784.24, 16,171.68 and 4,541.12

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Solution

The fourth proportional to 10,784.24, 16,171.68 and 4,541.12 is: 6,809.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,784.24 : 16,171.68 = 4,541.12 : x
  2. Step 2: Convert to fraction form
    10,784.24/16,171.68 = 4,541.12/x
  3. Step 3: Cross multiply
    10,784.24x = 16,171.68 × 4,541.12
  4. Step 4: Simplify right side
    10,784.24x = 73,437,539.48
  5. Step 5: Solve for x
    x = 73,437,539.48/10,784.24
  6. Step 6: Final answer
    x = 6,809.71

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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.