Home / 9,245.58-12,757.59-5,266.86

Finding the Fourth Proportional to 9,245.58, 12,757.59 and 5,266.86

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Solution

The fourth proportional to 9,245.58, 12,757.59 and 5,266.86 is: 7,267.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,245.58 : 12,757.59 = 5,266.86 : x
  2. Step 2: Convert to fraction form
    9,245.58/12,757.59 = 5,266.86/x
  3. Step 3: Cross multiply
    9,245.58x = 12,757.59 × 5,266.86
  4. Step 4: Simplify right side
    9,245.58x = 67,192,440.47
  5. Step 5: Solve for x
    x = 67,192,440.47/9,245.58
  6. Step 6: Final answer
    x = 7,267.52

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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.