Home / 5,271.16-7,267.64-3,379.64

Finding the Fourth Proportional to 5,271.16, 7,267.64 and 3,379.64

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Solution

The fourth proportional to 5,271.16, 7,267.64 and 3,379.64 is: 4,659.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271.16 : 7,267.64 = 3,379.64 : x
  2. Step 2: Convert to fraction form
    5,271.16/7,267.64 = 3,379.64/x
  3. Step 3: Cross multiply
    5,271.16x = 7,267.64 × 3,379.64
  4. Step 4: Simplify right side
    5,271.16x = 24,562,006.85
  5. Step 5: Solve for x
    x = 24,562,006.85/5,271.16
  6. Step 6: Final answer
    x = 4,659.70

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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.