Home / 11,714.25-16,165.65-6,409.08

Finding the Fourth Proportional to 11,714.25, 16,165.65 and 6,409.08

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Solution

The fourth proportional to 11,714.25, 16,165.65 and 6,409.08 is: 8,844.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,714.25 : 16,165.65 = 6,409.08 : x
  2. Step 2: Convert to fraction form
    11,714.25/16,165.65 = 6,409.08/x
  3. Step 3: Cross multiply
    11,714.25x = 16,165.65 × 6,409.08
  4. Step 4: Simplify right side
    11,714.25x = 103,606,944.10
  5. Step 5: Solve for x
    x = 103,606,944.10/11,714.25
  6. Step 6: Final answer
    x = 8,844.52

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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.