Home / 11,834.10-16,330.95-6,528.78

Finding the Fourth Proportional to 11,834.10, 16,330.95 and 6,528.78

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Solution

The fourth proportional to 11,834.10, 16,330.95 and 6,528.78 is: 9,009.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,834.10 : 16,330.95 = 6,528.78 : x
  2. Step 2: Convert to fraction form
    11,834.10/16,330.95 = 6,528.78/x
  3. Step 3: Cross multiply
    11,834.10x = 16,330.95 × 6,528.78
  4. Step 4: Simplify right side
    11,834.10x = 106,621,179.74
  5. Step 5: Solve for x
    x = 106,621,179.74/11,834.10
  6. Step 6: Final answer
    x = 9,009.66

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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.