Home / 7,924.22-11,880.56-5,153.66

Finding the Fourth Proportional to 7,924.22, 11,880.56 and 5,153.66

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Solution

The fourth proportional to 7,924.22, 11,880.56 and 5,153.66 is: 7,726.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,924.22 : 11,880.56 = 5,153.66 : x
  2. Step 2: Convert to fraction form
    7,924.22/11,880.56 = 5,153.66/x
  3. Step 3: Cross multiply
    7,924.22x = 11,880.56 × 5,153.66
  4. Step 4: Simplify right side
    7,924.22x = 61,228,366.85
  5. Step 5: Solve for x
    x = 61,228,366.85/7,924.22
  6. Step 6: Final answer
    x = 7,726.74

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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.