Home / 7,021.32-10,538.36-3,737.18

Finding the Fourth Proportional to 7,021.32, 10,538.36 and 3,737.18

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Solution

The fourth proportional to 7,021.32, 10,538.36 and 3,737.18 is: 5,609.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021.32 : 10,538.36 = 3,737.18 : x
  2. Step 2: Convert to fraction form
    7,021.32/10,538.36 = 3,737.18/x
  3. Step 3: Cross multiply
    7,021.32x = 10,538.36 × 3,737.18
  4. Step 4: Simplify right side
    7,021.32x = 39,383,748.22
  5. Step 5: Solve for x
    x = 39,383,748.22/7,021.32
  6. Step 6: Final answer
    x = 5,609.17

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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.