Home / 11,555.74-17,334.52-4,160.95

Finding the Fourth Proportional to 11,555.74, 17,334.52 and 4,160.95

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Solution

The fourth proportional to 11,555.74, 17,334.52 and 4,160.95 is: 6,241.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555.74 : 17,334.52 = 4,160.95 : x
  2. Step 2: Convert to fraction form
    11,555.74/17,334.52 = 4,160.95/x
  3. Step 3: Cross multiply
    11,555.74x = 17,334.52 × 4,160.95
  4. Step 4: Simplify right side
    11,555.74x = 72,128,070.99
  5. Step 5: Solve for x
    x = 72,128,070.99/11,555.74
  6. Step 6: Final answer
    x = 6,241.75

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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.