Home / 5,174.42-7,751.01-3,503.30

Finding the Fourth Proportional to 5,174.42, 7,751.01 and 3,503.30

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Solution

The fourth proportional to 5,174.42, 7,751.01 and 3,503.30 is: 5,247.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.42 : 7,751.01 = 3,503.30 : x
  2. Step 2: Convert to fraction form
    5,174.42/7,751.01 = 3,503.30/x
  3. Step 3: Cross multiply
    5,174.42x = 7,751.01 × 3,503.30
  4. Step 4: Simplify right side
    5,174.42x = 27,154,113.33
  5. Step 5: Solve for x
    x = 27,154,113.33/5,174.42
  6. Step 6: Final answer
    x = 5,247.76

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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.