Home / 11,178.56-16,775.52-4,604.74

Finding the Fourth Proportional to 11,178.56, 16,775.52 and 4,604.74

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Solution

The fourth proportional to 11,178.56, 16,775.52 and 4,604.74 is: 6,910.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,178.56 : 16,775.52 = 4,604.74 : x
  2. Step 2: Convert to fraction form
    11,178.56/16,775.52 = 4,604.74/x
  3. Step 3: Cross multiply
    11,178.56x = 16,775.52 × 4,604.74
  4. Step 4: Simplify right side
    11,178.56x = 77,246,911.67
  5. Step 5: Solve for x
    x = 77,246,911.67/11,178.56
  6. Step 6: Final answer
    x = 6,910.28

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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.