Home / 11,813.53-16,302.66-6,508.36

Finding the Fourth Proportional to 11,813.53, 16,302.66 and 6,508.36

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Solution

The fourth proportional to 11,813.53, 16,302.66 and 6,508.36 is: 8,981.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,813.53 : 16,302.66 = 6,508.36 : x
  2. Step 2: Convert to fraction form
    11,813.53/16,302.66 = 6,508.36/x
  3. Step 3: Cross multiply
    11,813.53x = 16,302.66 × 6,508.36
  4. Step 4: Simplify right side
    11,813.53x = 106,103,580.24
  5. Step 5: Solve for x
    x = 106,103,580.24/11,813.53
  6. Step 6: Final answer
    x = 8,981.53

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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.