Home / 7,834.18-11,752.48-3,674.56

Finding the Fourth Proportional to 7,834.18, 11,752.48 and 3,674.56

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Solution

The fourth proportional to 7,834.18, 11,752.48 and 3,674.56 is: 5,512.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,834.18 : 11,752.48 = 3,674.56 : x
  2. Step 2: Convert to fraction form
    7,834.18/11,752.48 = 3,674.56/x
  3. Step 3: Cross multiply
    7,834.18x = 11,752.48 × 3,674.56
  4. Step 4: Simplify right side
    7,834.18x = 43,185,192.91
  5. Step 5: Solve for x
    x = 43,185,192.91/7,834.18
  6. Step 6: Final answer
    x = 5,512.41

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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.