Home / 5,379.48-8,064.36-2,604.42

Finding the Fourth Proportional to 5,379.48, 8,064.36 and 2,604.42

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Solution

The fourth proportional to 5,379.48, 8,064.36 and 2,604.42 is: 3,904.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379.48 : 8,064.36 = 2,604.42 : x
  2. Step 2: Convert to fraction form
    5,379.48/8,064.36 = 2,604.42/x
  3. Step 3: Cross multiply
    5,379.48x = 8,064.36 × 2,604.42
  4. Step 4: Simplify right side
    5,379.48x = 21,002,980.47
  5. Step 5: Solve for x
    x = 21,002,980.47/5,379.48
  6. Step 6: Final answer
    x = 3,904.28

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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.