Home / 10,766.99-14,858.10-5,986.91

Finding the Fourth Proportional to 10,766.99, 14,858.10 and 5,986.91

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Solution

The fourth proportional to 10,766.99, 14,858.10 and 5,986.91 is: 8,261.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,766.99 : 14,858.10 = 5,986.91 : x
  2. Step 2: Convert to fraction form
    10,766.99/14,858.10 = 5,986.91/x
  3. Step 3: Cross multiply
    10,766.99x = 14,858.10 × 5,986.91
  4. Step 4: Simplify right side
    10,766.99x = 88,954,107.47
  5. Step 5: Solve for x
    x = 88,954,107.47/10,766.99
  6. Step 6: Final answer
    x = 8,261.74

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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.