Home / 9,845.12-14,768.40-2,824.86

Finding the Fourth Proportional to 9,845.12, 14,768.40 and 2,824.86

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Solution

The fourth proportional to 9,845.12, 14,768.40 and 2,824.86 is: 4,237.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,845.12 : 14,768.40 = 2,824.86 : x
  2. Step 2: Convert to fraction form
    9,845.12/14,768.40 = 2,824.86/x
  3. Step 3: Cross multiply
    9,845.12x = 14,768.40 × 2,824.86
  4. Step 4: Simplify right side
    9,845.12x = 41,718,662.42
  5. Step 5: Solve for x
    x = 41,718,662.42/9,845.12
  6. Step 6: Final answer
    x = 4,237.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.