Home / 7,956.96-11,931.60-3,335.52

Finding the Fourth Proportional to 7,956.96, 11,931.60 and 3,335.52

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Solution

The fourth proportional to 7,956.96, 11,931.60 and 3,335.52 is: 5,001.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,956.96 : 11,931.60 = 3,335.52 : x
  2. Step 2: Convert to fraction form
    7,956.96/11,931.60 = 3,335.52/x
  3. Step 3: Cross multiply
    7,956.96x = 11,931.60 × 3,335.52
  4. Step 4: Simplify right side
    7,956.96x = 39,798,090.43
  5. Step 5: Solve for x
    x = 39,798,090.43/7,956.96
  6. Step 6: Final answer
    x = 5,001.67

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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.