Home / 6,877.12-10,302.04-3,174.24

Finding the Fourth Proportional to 6,877.12, 10,302.04 and 3,174.24

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Solution

The fourth proportional to 6,877.12, 10,302.04 and 3,174.24 is: 4,755.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877.12 : 10,302.04 = 3,174.24 : x
  2. Step 2: Convert to fraction form
    6,877.12/10,302.04 = 3,174.24/x
  3. Step 3: Cross multiply
    6,877.12x = 10,302.04 × 3,174.24
  4. Step 4: Simplify right side
    6,877.12x = 32,701,147.45
  5. Step 5: Solve for x
    x = 32,701,147.45/6,877.12
  6. Step 6: Final answer
    x = 4,755.06

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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.