Home / 11,838.64-16,336.68-7,362.26

Finding the Fourth Proportional to 11,838.64, 16,336.68 and 7,362.26

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Solution

The fourth proportional to 11,838.64, 16,336.68 and 7,362.26 is: 10,159.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,838.64 : 16,336.68 = 7,362.26 : x
  2. Step 2: Convert to fraction form
    11,838.64/16,336.68 = 7,362.26/x
  3. Step 3: Cross multiply
    11,838.64x = 16,336.68 × 7,362.26
  4. Step 4: Simplify right side
    11,838.64x = 120,274,885.70
  5. Step 5: Solve for x
    x = 120,274,885.70/11,838.64
  6. Step 6: Final answer
    x = 10,159.52

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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.