Home / 4,457.22-6,153.94-2,779.30

Finding the Fourth Proportional to 4,457.22, 6,153.94 and 2,779.30

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Solution

The fourth proportional to 4,457.22, 6,153.94 and 2,779.30 is: 3,837.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,457.22 : 6,153.94 = 2,779.30 : x
  2. Step 2: Convert to fraction form
    4,457.22/6,153.94 = 2,779.30/x
  3. Step 3: Cross multiply
    4,457.22x = 6,153.94 × 2,779.30
  4. Step 4: Simplify right side
    4,457.22x = 17,103,645.44
  5. Step 5: Solve for x
    x = 17,103,645.44/4,457.22
  6. Step 6: Final answer
    x = 3,837.29

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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.