Home / 8,955.24-12,358.23-4,976.73

Finding the Fourth Proportional to 8,955.24, 12,358.23 and 4,976.73

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Solution

The fourth proportional to 8,955.24, 12,358.23 and 4,976.73 is: 6,867.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,955.24 : 12,358.23 = 4,976.73 : x
  2. Step 2: Convert to fraction form
    8,955.24/12,358.23 = 4,976.73/x
  3. Step 3: Cross multiply
    8,955.24x = 12,358.23 × 4,976.73
  4. Step 4: Simplify right side
    8,955.24x = 61,503,573.99
  5. Step 5: Solve for x
    x = 61,503,573.99/8,955.24
  6. Step 6: Final answer
    x = 6,867.89

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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.