Home / 8,899.27-12,295.80-7,025.21

Finding the Fourth Proportional to 8,899.27, 12,295.80 and 7,025.21

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Solution

The fourth proportional to 8,899.27, 12,295.80 and 7,025.21 is: 9,706.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,899.27 : 12,295.80 = 7,025.21 : x
  2. Step 2: Convert to fraction form
    8,899.27/12,295.80 = 7,025.21/x
  3. Step 3: Cross multiply
    8,899.27x = 12,295.80 × 7,025.21
  4. Step 4: Simplify right side
    8,899.27x = 86,380,527.17
  5. Step 5: Solve for x
    x = 86,380,527.17/8,899.27
  6. Step 6: Final answer
    x = 9,706.48

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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.