Home / 8,986.07-13,481.08-2,746.57

Finding the Fourth Proportional to 8,986.07, 13,481.08 and 2,746.57

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Solution

The fourth proportional to 8,986.07, 13,481.08 and 2,746.57 is: 4,120.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986.07 : 13,481.08 = 2,746.57 : x
  2. Step 2: Convert to fraction form
    8,986.07/13,481.08 = 2,746.57/x
  3. Step 3: Cross multiply
    8,986.07x = 13,481.08 × 2,746.57
  4. Step 4: Simplify right side
    8,986.07x = 37,026,692.14
  5. Step 5: Solve for x
    x = 37,026,692.14/8,986.07
  6. Step 6: Final answer
    x = 4,120.45

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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.