Home / 8,954.02-13,426.39-3,688.08

Finding the Fourth Proportional to 8,954.02, 13,426.39 and 3,688.08

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Solution

The fourth proportional to 8,954.02, 13,426.39 and 3,688.08 is: 5,530.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954.02 : 13,426.39 = 3,688.08 : x
  2. Step 2: Convert to fraction form
    8,954.02/13,426.39 = 3,688.08/x
  3. Step 3: Cross multiply
    8,954.02x = 13,426.39 × 3,688.08
  4. Step 4: Simplify right side
    8,954.02x = 49,517,600.43
  5. Step 5: Solve for x
    x = 49,517,600.43/8,954.02
  6. Step 6: Final answer
    x = 5,530.21

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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.