Home / 9,083.20-13,595.88-8,738.72

Finding the Fourth Proportional to 9,083.20, 13,595.88 and 8,738.72

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Solution

The fourth proportional to 9,083.20, 13,595.88 and 8,738.72 is: 13,080.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,083.20 : 13,595.88 = 8,738.72 : x
  2. Step 2: Convert to fraction form
    9,083.20/13,595.88 = 8,738.72/x
  3. Step 3: Cross multiply
    9,083.20x = 13,595.88 × 8,738.72
  4. Step 4: Simplify right side
    9,083.20x = 118,810,588.47
  5. Step 5: Solve for x
    x = 118,810,588.47/9,083.20
  6. Step 6: Final answer
    x = 13,080.26

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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.