Home / 11,325.92-15,628.06-6,356.96

Finding the Fourth Proportional to 11,325.92, 15,628.06 and 6,356.96

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Solution

The fourth proportional to 11,325.92, 15,628.06 and 6,356.96 is: 8,771.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,325.92 : 15,628.06 = 6,356.96 : x
  2. Step 2: Convert to fraction form
    11,325.92/15,628.06 = 6,356.96/x
  3. Step 3: Cross multiply
    11,325.92x = 15,628.06 × 6,356.96
  4. Step 4: Simplify right side
    11,325.92x = 99,346,952.30
  5. Step 5: Solve for x
    x = 99,346,952.30/11,325.92
  6. Step 6: Final answer
    x = 8,771.65

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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.