Home / 11,860.97-16,368.23-6,555.95

Finding the Fourth Proportional to 11,860.97, 16,368.23 and 6,555.95

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Solution

The fourth proportional to 11,860.97, 16,368.23 and 6,555.95 is: 9,047.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,860.97 : 16,368.23 = 6,555.95 : x
  2. Step 2: Convert to fraction form
    11,860.97/16,368.23 = 6,555.95/x
  3. Step 3: Cross multiply
    11,860.97x = 16,368.23 × 6,555.95
  4. Step 4: Simplify right side
    11,860.97x = 107,309,182.85
  5. Step 5: Solve for x
    x = 107,309,182.85/11,860.97
  6. Step 6: Final answer
    x = 9,047.25

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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.