Home / 9,436.80-14,146.20-3,512.10

Finding the Fourth Proportional to 9,436.80, 14,146.20 and 3,512.10

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Solution

The fourth proportional to 9,436.80, 14,146.20 and 3,512.10 is: 5,264.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,436.80 : 14,146.20 = 3,512.10 : x
  2. Step 2: Convert to fraction form
    9,436.80/14,146.20 = 3,512.10/x
  3. Step 3: Cross multiply
    9,436.80x = 14,146.20 × 3,512.10
  4. Step 4: Simplify right side
    9,436.80x = 49,682,869.02
  5. Step 5: Solve for x
    x = 49,682,869.02/9,436.80
  6. Step 6: Final answer
    x = 5,264.80

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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.