Home / 5,175.40-7,754.46-3,633.64

Finding the Fourth Proportional to 5,175.40, 7,754.46 and 3,633.64

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Solution

The fourth proportional to 5,175.40, 7,754.46 and 3,633.64 is: 5,444.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175.40 : 7,754.46 = 3,633.64 : x
  2. Step 2: Convert to fraction form
    5,175.40/7,754.46 = 3,633.64/x
  3. Step 3: Cross multiply
    5,175.40x = 7,754.46 × 3,633.64
  4. Step 4: Simplify right side
    5,175.40x = 28,176,916.03
  5. Step 5: Solve for x
    x = 28,176,916.03/5,175.40
  6. Step 6: Final answer
    x = 5,444.39

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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.