Home / 9,883.18-14,812.02-8,611.57

Finding the Fourth Proportional to 9,883.18, 14,812.02 and 8,611.57

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Solution

The fourth proportional to 9,883.18, 14,812.02 and 8,611.57 is: 12,906.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,883.18 : 14,812.02 = 8,611.57 : x
  2. Step 2: Convert to fraction form
    9,883.18/14,812.02 = 8,611.57/x
  3. Step 3: Cross multiply
    9,883.18x = 14,812.02 × 8,611.57
  4. Step 4: Simplify right side
    9,883.18x = 127,554,747.07
  5. Step 5: Solve for x
    x = 127,554,747.07/9,883.18
  6. Step 6: Final answer
    x = 12,906.25

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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.