Home / 6,467.22-8,925.28-3,779.30

Finding the Fourth Proportional to 6,467.22, 8,925.28 and 3,779.30

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Solution

The fourth proportional to 6,467.22, 8,925.28 and 3,779.30 is: 5,215.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,467.22 : 8,925.28 = 3,779.30 : x
  2. Step 2: Convert to fraction form
    6,467.22/8,925.28 = 3,779.30/x
  3. Step 3: Cross multiply
    6,467.22x = 8,925.28 × 3,779.30
  4. Step 4: Simplify right side
    6,467.22x = 33,731,310.70
  5. Step 5: Solve for x
    x = 33,731,310.70/6,467.22
  6. Step 6: Final answer
    x = 5,215.74

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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.