Home / 8,936.93-13,402.46-3,012.23

Finding the Fourth Proportional to 8,936.93, 13,402.46 and 3,012.23

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Solution

The fourth proportional to 8,936.93, 13,402.46 and 3,012.23 is: 4,517.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,936.93 : 13,402.46 = 3,012.23 : x
  2. Step 2: Convert to fraction form
    8,936.93/13,402.46 = 3,012.23/x
  3. Step 3: Cross multiply
    8,936.93x = 13,402.46 × 3,012.23
  4. Step 4: Simplify right side
    8,936.93x = 40,371,225.07
  5. Step 5: Solve for x
    x = 40,371,225.07/8,936.93
  6. Step 6: Final answer
    x = 4,517.35

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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.