Home / 7,973.75-11,956.95-2,425.86

Finding the Fourth Proportional to 7,973.75, 11,956.95 and 2,425.86

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Solution

The fourth proportional to 7,973.75, 11,956.95 and 2,425.86 is: 3,637.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,973.75 : 11,956.95 = 2,425.86 : x
  2. Step 2: Convert to fraction form
    7,973.75/11,956.95 = 2,425.86/x
  3. Step 3: Cross multiply
    7,973.75x = 11,956.95 × 2,425.86
  4. Step 4: Simplify right side
    7,973.75x = 29,005,886.73
  5. Step 5: Solve for x
    x = 29,005,886.73/7,973.75
  6. Step 6: Final answer
    x = 3,637.67

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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.