Home / 11,468.26-15,826.38-6,433.60

Finding the Fourth Proportional to 11,468.26, 15,826.38 and 6,433.60

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Solution

The fourth proportional to 11,468.26, 15,826.38 and 6,433.60 is: 8,878.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,468.26 : 15,826.38 = 6,433.60 : x
  2. Step 2: Convert to fraction form
    11,468.26/15,826.38 = 6,433.60/x
  3. Step 3: Cross multiply
    11,468.26x = 15,826.38 × 6,433.60
  4. Step 4: Simplify right side
    11,468.26x = 101,820,598.37
  5. Step 5: Solve for x
    x = 101,820,598.37/11,468.26
  6. Step 6: Final answer
    x = 8,878.47

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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.