Home / 8,310.50-11,467.59-4,774.22

Finding the Fourth Proportional to 8,310.50, 11,467.59 and 4,774.22

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Solution

The fourth proportional to 8,310.50, 11,467.59 and 4,774.22 is: 6,587.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,310.50 : 11,467.59 = 4,774.22 : x
  2. Step 2: Convert to fraction form
    8,310.50/11,467.59 = 4,774.22/x
  3. Step 3: Cross multiply
    8,310.50x = 11,467.59 × 4,774.22
  4. Step 4: Simplify right side
    8,310.50x = 54,748,797.53
  5. Step 5: Solve for x
    x = 54,748,797.53/8,310.50
  6. Step 6: Final answer
    x = 6,587.91

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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.