Home / 11,813.29-16,302.26-6,508.15

Finding the Fourth Proportional to 11,813.29, 16,302.26 and 6,508.15

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Solution

The fourth proportional to 11,813.29, 16,302.26 and 6,508.15 is: 8,981.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,813.29 : 16,302.26 = 6,508.15 : x
  2. Step 2: Convert to fraction form
    11,813.29/16,302.26 = 6,508.15/x
  3. Step 3: Cross multiply
    11,813.29x = 16,302.26 × 6,508.15
  4. Step 4: Simplify right side
    11,813.29x = 106,097,528.93
  5. Step 5: Solve for x
    x = 106,097,528.93/11,813.29
  6. Step 6: Final answer
    x = 8,981.20

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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.