Home / 7,372.90-11,053.80-4,450.51

Finding the Fourth Proportional to 7,372.90, 11,053.80 and 4,450.51

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Solution

The fourth proportional to 7,372.90, 11,053.80 and 4,450.51 is: 6,672.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.90 : 11,053.80 = 4,450.51 : x
  2. Step 2: Convert to fraction form
    7,372.90/11,053.80 = 4,450.51/x
  3. Step 3: Cross multiply
    7,372.90x = 11,053.80 × 4,450.51
  4. Step 4: Simplify right side
    7,372.90x = 49,195,019.80
  5. Step 5: Solve for x
    x = 49,195,019.80/7,372.90
  6. Step 6: Final answer
    x = 6,672.41

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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.