Home / 8,276.91-11,421.97-4,500.15

Finding the Fourth Proportional to 8,276.91, 11,421.97 and 4,500.15

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Solution

The fourth proportional to 8,276.91, 11,421.97 and 4,500.15 is: 6,210.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276.91 : 11,421.97 = 4,500.15 : x
  2. Step 2: Convert to fraction form
    8,276.91/11,421.97 = 4,500.15/x
  3. Step 3: Cross multiply
    8,276.91x = 11,421.97 × 4,500.15
  4. Step 4: Simplify right side
    8,276.91x = 51,400,578.30
  5. Step 5: Solve for x
    x = 51,400,578.30/8,276.91
  6. Step 6: Final answer
    x = 6,210.12

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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.