Home / 7,372.37-10,174.70-4,388.21

Finding the Fourth Proportional to 7,372.37, 10,174.70 and 4,388.21

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Solution

The fourth proportional to 7,372.37, 10,174.70 and 4,388.21 is: 6,056.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.37 : 10,174.70 = 4,388.21 : x
  2. Step 2: Convert to fraction form
    7,372.37/10,174.70 = 4,388.21/x
  3. Step 3: Cross multiply
    7,372.37x = 10,174.70 × 4,388.21
  4. Step 4: Simplify right side
    7,372.37x = 44,648,669.41
  5. Step 5: Solve for x
    x = 44,648,669.41/7,372.37
  6. Step 6: Final answer
    x = 6,056.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.