Home / 10,768.18-16,158.51-4,527.70

Finding the Fourth Proportional to 10,768.18, 16,158.51 and 4,527.70

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Solution

The fourth proportional to 10,768.18, 16,158.51 and 4,527.70 is: 6,794.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,768.18 : 16,158.51 = 4,527.70 : x
  2. Step 2: Convert to fraction form
    10,768.18/16,158.51 = 4,527.70/x
  3. Step 3: Cross multiply
    10,768.18x = 16,158.51 × 4,527.70
  4. Step 4: Simplify right side
    10,768.18x = 73,160,885.73
  5. Step 5: Solve for x
    x = 73,160,885.73/10,768.18
  6. Step 6: Final answer
    x = 6,794.17

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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.