Home / 10,702.26-14,769.80-5,986.57

Finding the Fourth Proportional to 10,702.26, 14,769.80 and 5,986.57

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Solution

The fourth proportional to 10,702.26, 14,769.80 and 5,986.57 is: 8,261.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,702.26 : 14,769.80 = 5,986.57 : x
  2. Step 2: Convert to fraction form
    10,702.26/14,769.80 = 5,986.57/x
  3. Step 3: Cross multiply
    10,702.26x = 14,769.80 × 5,986.57
  4. Step 4: Simplify right side
    10,702.26x = 88,420,441.59
  5. Step 5: Solve for x
    x = 88,420,441.59/10,702.26
  6. Step 6: Final answer
    x = 8,261.85

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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.