Home / 9,235.62-12,746.16-5,257.44

Finding the Fourth Proportional to 9,235.62, 12,746.16 and 5,257.44

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Solution

The fourth proportional to 9,235.62, 12,746.16 and 5,257.44 is: 7,255.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,235.62 : 12,746.16 = 5,257.44 : x
  2. Step 2: Convert to fraction form
    9,235.62/12,746.16 = 5,257.44/x
  3. Step 3: Cross multiply
    9,235.62x = 12,746.16 × 5,257.44
  4. Step 4: Simplify right side
    9,235.62x = 67,012,171.43
  5. Step 5: Solve for x
    x = 67,012,171.43/9,235.62
  6. Step 6: Final answer
    x = 7,255.84

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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.