Home / 11,669.08-16,103.04-6,364

Finding the Fourth Proportional to 11,669.08, 16,103.04 and 6,364

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Solution

The fourth proportional to 11,669.08, 16,103.04 and 6,364 is: 8,782.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,669.08 : 16,103.04 = 6,364 : x
  2. Step 2: Convert to fraction form
    11,669.08/16,103.04 = 6,364/x
  3. Step 3: Cross multiply
    11,669.08x = 16,103.04 × 6,364
  4. Step 4: Simplify right side
    11,669.08x = 102,479,746.56
  5. Step 5: Solve for x
    x = 102,479,746.56/11,669.08
  6. Step 6: Final answer
    x = 8,782.16

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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.