Home / 4,184.22-5,774.38-2,505.90

Finding the Fourth Proportional to 4,184.22, 5,774.38 and 2,505.90

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Solution

The fourth proportional to 4,184.22, 5,774.38 and 2,505.90 is: 3,458.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,184.22 : 5,774.38 = 2,505.90 : x
  2. Step 2: Convert to fraction form
    4,184.22/5,774.38 = 2,505.90/x
  3. Step 3: Cross multiply
    4,184.22x = 5,774.38 × 2,505.90
  4. Step 4: Simplify right side
    4,184.22x = 14,470,018.84
  5. Step 5: Solve for x
    x = 14,470,018.84/4,184.22
  6. Step 6: Final answer
    x = 3,458.24

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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.