Home / 8,912.25-13,363.47-6,104.32

Finding the Fourth Proportional to 8,912.25, 13,363.47 and 6,104.32

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Solution

The fourth proportional to 8,912.25, 13,363.47 and 6,104.32 is: 9,153.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,912.25 : 13,363.47 = 6,104.32 : x
  2. Step 2: Convert to fraction form
    8,912.25/13,363.47 = 6,104.32/x
  3. Step 3: Cross multiply
    8,912.25x = 13,363.47 × 6,104.32
  4. Step 4: Simplify right side
    8,912.25x = 81,574,863.78
  5. Step 5: Solve for x
    x = 81,574,863.78/8,912.25
  6. Step 6: Final answer
    x = 9,153.12

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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.