Home / 7,953.89-11,927.36-3,270.77

Finding the Fourth Proportional to 7,953.89, 11,927.36 and 3,270.77

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Solution

The fourth proportional to 7,953.89, 11,927.36 and 3,270.77 is: 4,904.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,953.89 : 11,927.36 = 3,270.77 : x
  2. Step 2: Convert to fraction form
    7,953.89/11,927.36 = 3,270.77/x
  3. Step 3: Cross multiply
    7,953.89x = 11,927.36 × 3,270.77
  4. Step 4: Simplify right side
    7,953.89x = 39,011,634.91
  5. Step 5: Solve for x
    x = 39,011,634.91/7,953.89
  6. Step 6: Final answer
    x = 4,904.72

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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.