Home / 9,234.48-12,741.87-5,255.35

Finding the Fourth Proportional to 9,234.48, 12,741.87 and 5,255.35

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Solution

The fourth proportional to 9,234.48, 12,741.87 and 5,255.35 is: 7,251.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,234.48 : 12,741.87 = 5,255.35 : x
  2. Step 2: Convert to fraction form
    9,234.48/12,741.87 = 5,255.35/x
  3. Step 3: Cross multiply
    9,234.48x = 12,741.87 × 5,255.35
  4. Step 4: Simplify right side
    9,234.48x = 66,962,986.50
  5. Step 5: Solve for x
    x = 66,962,986.50/9,234.48
  6. Step 6: Final answer
    x = 7,251.41

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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.