Home / 11,814.35-16,296.58-7,031.08

Finding the Fourth Proportional to 11,814.35, 16,296.58 and 7,031.08

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Solution

The fourth proportional to 11,814.35, 16,296.58 and 7,031.08 is: 9,698.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,814.35 : 16,296.58 = 7,031.08 : x
  2. Step 2: Convert to fraction form
    11,814.35/16,296.58 = 7,031.08/x
  3. Step 3: Cross multiply
    11,814.35x = 16,296.58 × 7,031.08
  4. Step 4: Simplify right side
    11,814.35x = 114,582,586.87
  5. Step 5: Solve for x
    x = 114,582,586.87/11,814.35
  6. Step 6: Final answer
    x = 9,698.60

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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.