Home / 10,772.07-16,146.12-4,530.21

Finding the Fourth Proportional to 10,772.07, 16,146.12 and 4,530.21

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Solution

The fourth proportional to 10,772.07, 16,146.12 and 4,530.21 is: 6,790.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,772.07 : 16,146.12 = 4,530.21 : x
  2. Step 2: Convert to fraction form
    10,772.07/16,146.12 = 4,530.21/x
  3. Step 3: Cross multiply
    10,772.07x = 16,146.12 × 4,530.21
  4. Step 4: Simplify right side
    10,772.07x = 73,145,314.29
  5. Step 5: Solve for x
    x = 73,145,314.29/10,772.07
  6. Step 6: Final answer
    x = 6,790.27

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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.