Home / 9,025.80-13,531.41-8,296.80

Finding the Fourth Proportional to 9,025.80, 13,531.41 and 8,296.80

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Solution

The fourth proportional to 9,025.80, 13,531.41 and 8,296.80 is: 12,438.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,025.80 : 13,531.41 = 8,296.80 : x
  2. Step 2: Convert to fraction form
    9,025.80/13,531.41 = 8,296.80/x
  3. Step 3: Cross multiply
    9,025.80x = 13,531.41 × 8,296.80
  4. Step 4: Simplify right side
    9,025.80x = 112,267,402.49
  5. Step 5: Solve for x
    x = 112,267,402.49/9,025.80
  6. Step 6: Final answer
    x = 12,438.50

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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.