Home / 5,379.47-7,424.24-3,256.16

Finding the Fourth Proportional to 5,379.47, 7,424.24 and 3,256.16

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Solution

The fourth proportional to 5,379.47, 7,424.24 and 3,256.16 is: 4,493.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379.47 : 7,424.24 = 3,256.16 : x
  2. Step 2: Convert to fraction form
    5,379.47/7,424.24 = 3,256.16/x
  3. Step 3: Cross multiply
    5,379.47x = 7,424.24 × 3,256.16
  4. Step 4: Simplify right side
    5,379.47x = 24,174,540.02
  5. Step 5: Solve for x
    x = 24,174,540.02/5,379.47
  6. Step 6: Final answer
    x = 4,493.86

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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.