Home / 8,818.84-13,231.28-5,527.99

Finding the Fourth Proportional to 8,818.84, 13,231.28 and 5,527.99

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Solution

The fourth proportional to 8,818.84, 13,231.28 and 5,527.99 is: 8,293.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,818.84 : 13,231.28 = 5,527.99 : x
  2. Step 2: Convert to fraction form
    8,818.84/13,231.28 = 5,527.99/x
  3. Step 3: Cross multiply
    8,818.84x = 13,231.28 × 5,527.99
  4. Step 4: Simplify right side
    8,818.84x = 73,142,383.53
  5. Step 5: Solve for x
    x = 73,142,383.53/8,818.84
  6. Step 6: Final answer
    x = 8,293.88

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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.