Home / 11,744.32-16,206.24-6,775.36

Finding the Fourth Proportional to 11,744.32, 16,206.24 and 6,775.36

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Solution

The fourth proportional to 11,744.32, 16,206.24 and 6,775.36 is: 9,349.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,744.32 : 16,206.24 = 6,775.36 : x
  2. Step 2: Convert to fraction form
    11,744.32/16,206.24 = 6,775.36/x
  3. Step 3: Cross multiply
    11,744.32x = 16,206.24 × 6,775.36
  4. Step 4: Simplify right side
    11,744.32x = 109,803,110.25
  5. Step 5: Solve for x
    x = 109,803,110.25/11,744.32
  6. Step 6: Final answer
    x = 9,349.47

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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.