Home / 11,660.10-17,483.74-7,966.50

Finding the Fourth Proportional to 11,660.10, 17,483.74 and 7,966.50

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Solution

The fourth proportional to 11,660.10, 17,483.74 and 7,966.50 is: 11,945.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,660.10 : 17,483.74 = 7,966.50 : x
  2. Step 2: Convert to fraction form
    11,660.10/17,483.74 = 7,966.50/x
  3. Step 3: Cross multiply
    11,660.10x = 17,483.74 × 7,966.50
  4. Step 4: Simplify right side
    11,660.10x = 139,284,194.79
  5. Step 5: Solve for x
    x = 139,284,194.79/11,660.10
  6. Step 6: Final answer
    x = 11,945.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.