Home / 8,828.08-12,181.74-5,241.76

Finding the Fourth Proportional to 8,828.08, 12,181.74 and 5,241.76

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Solution

The fourth proportional to 8,828.08, 12,181.74 and 5,241.76 is: 7,233.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.08 : 12,181.74 = 5,241.76 : x
  2. Step 2: Convert to fraction form
    8,828.08/12,181.74 = 5,241.76/x
  3. Step 3: Cross multiply
    8,828.08x = 12,181.74 × 5,241.76
  4. Step 4: Simplify right side
    8,828.08x = 63,853,757.46
  5. Step 5: Solve for x
    x = 63,853,757.46/8,828.08
  6. Step 6: Final answer
    x = 7,233.03

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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.