Home / 7,072.08-10,602.60-3,173.76

Finding the Fourth Proportional to 7,072.08, 10,602.60 and 3,173.76

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Solution

The fourth proportional to 7,072.08, 10,602.60 and 3,173.76 is: 4,758.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,072.08 : 10,602.60 = 3,173.76 : x
  2. Step 2: Convert to fraction form
    7,072.08/10,602.60 = 3,173.76/x
  3. Step 3: Cross multiply
    7,072.08x = 10,602.60 × 3,173.76
  4. Step 4: Simplify right side
    7,072.08x = 33,650,107.78
  5. Step 5: Solve for x
    x = 33,650,107.78/7,072.08
  6. Step 6: Final answer
    x = 4,758.16

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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.