Home / 8,276.62-11,421.93-4,500

Finding the Fourth Proportional to 8,276.62, 11,421.93 and 4,500

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Solution

The fourth proportional to 8,276.62, 11,421.93 and 4,500 is: 6,210.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276.62 : 11,421.93 = 4,500 : x
  2. Step 2: Convert to fraction form
    8,276.62/11,421.93 = 4,500/x
  3. Step 3: Cross multiply
    8,276.62x = 11,421.93 × 4,500
  4. Step 4: Simplify right side
    8,276.62x = 51,398,685
  5. Step 5: Solve for x
    x = 51,398,685/8,276.62
  6. Step 6: Final answer
    x = 6,210.11

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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.