Home / 11,611.80-17,434.02-6,069.72

Finding the Fourth Proportional to 11,611.80, 17,434.02 and 6,069.72

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Solution

The fourth proportional to 11,611.80, 17,434.02 and 6,069.72 is: 9,113.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,611.80 : 17,434.02 = 6,069.72 : x
  2. Step 2: Convert to fraction form
    11,611.80/17,434.02 = 6,069.72/x
  3. Step 3: Cross multiply
    11,611.80x = 17,434.02 × 6,069.72
  4. Step 4: Simplify right side
    11,611.80x = 105,819,619.87
  5. Step 5: Solve for x
    x = 105,819,619.87/11,611.80
  6. Step 6: Final answer
    x = 9,113.11

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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.