Home / 8,701.02-11,998.33-5,163.55

Finding the Fourth Proportional to 8,701.02, 11,998.33 and 5,163.55

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Solution

The fourth proportional to 8,701.02, 11,998.33 and 5,163.55 is: 7,120.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701.02 : 11,998.33 = 5,163.55 : x
  2. Step 2: Convert to fraction form
    8,701.02/11,998.33 = 5,163.55/x
  3. Step 3: Cross multiply
    8,701.02x = 11,998.33 × 5,163.55
  4. Step 4: Simplify right side
    8,701.02x = 61,953,948.49
  5. Step 5: Solve for x
    x = 61,953,948.49/8,701.02
  6. Step 6: Final answer
    x = 7,120.31

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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.