Home / 11,317.32-15,633.64-10,763.73

Finding the Fourth Proportional to 11,317.32, 15,633.64 and 10,763.73

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Solution

The fourth proportional to 11,317.32, 15,633.64 and 10,763.73 is: 14,868.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,317.32 : 15,633.64 = 10,763.73 : x
  2. Step 2: Convert to fraction form
    11,317.32/15,633.64 = 10,763.73/x
  3. Step 3: Cross multiply
    11,317.32x = 15,633.64 × 10,763.73
  4. Step 4: Simplify right side
    11,317.32x = 168,276,279.88
  5. Step 5: Solve for x
    x = 168,276,279.88/11,317.32
  6. Step 6: Final answer
    x = 14,868.92

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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.