Home / 10,913.27-15,059.92-6,671.44

Finding the Fourth Proportional to 10,913.27, 15,059.92 and 6,671.44

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Solution

The fourth proportional to 10,913.27, 15,059.92 and 6,671.44 is: 9,206.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,913.27 : 15,059.92 = 6,671.44 : x
  2. Step 2: Convert to fraction form
    10,913.27/15,059.92 = 6,671.44/x
  3. Step 3: Cross multiply
    10,913.27x = 15,059.92 × 6,671.44
  4. Step 4: Simplify right side
    10,913.27x = 100,471,352.68
  5. Step 5: Solve for x
    x = 100,471,352.68/10,913.27
  6. Step 6: Final answer
    x = 9,206.35

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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.