Home / 5,450.32-8,175.48-3,810.04

Finding the Fourth Proportional to 5,450.32, 8,175.48 and 3,810.04

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Solution

The fourth proportional to 5,450.32, 8,175.48 and 3,810.04 is: 5,715.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.32 : 8,175.48 = 3,810.04 : x
  2. Step 2: Convert to fraction form
    5,450.32/8,175.48 = 3,810.04/x
  3. Step 3: Cross multiply
    5,450.32x = 8,175.48 × 3,810.04
  4. Step 4: Simplify right side
    5,450.32x = 31,148,905.82
  5. Step 5: Solve for x
    x = 31,148,905.82/5,450.32
  6. Step 6: Final answer
    x = 5,715.06

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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.