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Finding the Fourth Proportional to 7,885.08, 10,881.04 and 4,525.56

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Solution

The fourth proportional to 7,885.08, 10,881.04 and 4,525.56 is: 6,245.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,885.08 : 10,881.04 = 4,525.56 : x
  2. Step 2: Convert to fraction form
    7,885.08/10,881.04 = 4,525.56/x
  3. Step 3: Cross multiply
    7,885.08x = 10,881.04 × 4,525.56
  4. Step 4: Simplify right side
    7,885.08x = 49,242,799.38
  5. Step 5: Solve for x
    x = 49,242,799.38/7,885.08
  6. Step 6: Final answer
    x = 6,245.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.