Home / 11,746.74-17,620.12-3,955.56

Finding the Fourth Proportional to 11,746.74, 17,620.12 and 3,955.56

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Solution

The fourth proportional to 11,746.74, 17,620.12 and 3,955.56 is: 5,933.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,746.74 : 17,620.12 = 3,955.56 : x
  2. Step 2: Convert to fraction form
    11,746.74/17,620.12 = 3,955.56/x
  3. Step 3: Cross multiply
    11,746.74x = 17,620.12 × 3,955.56
  4. Step 4: Simplify right side
    11,746.74x = 69,697,441.87
  5. Step 5: Solve for x
    x = 69,697,441.87/11,746.74
  6. Step 6: Final answer
    x = 5,933.34

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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.