Home / 9,862.14-13,611.60-5,886.66

Finding the Fourth Proportional to 9,862.14, 13,611.60 and 5,886.66

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Solution

The fourth proportional to 9,862.14, 13,611.60 and 5,886.66 is: 8,124.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,862.14 : 13,611.60 = 5,886.66 : x
  2. Step 2: Convert to fraction form
    9,862.14/13,611.60 = 5,886.66/x
  3. Step 3: Cross multiply
    9,862.14x = 13,611.60 × 5,886.66
  4. Step 4: Simplify right side
    9,862.14x = 80,126,861.26
  5. Step 5: Solve for x
    x = 80,126,861.26/9,862.14
  6. Step 6: Final answer
    x = 8,124.69

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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.