Home / 3,457.02-5,178.33-1,609.73

Finding the Fourth Proportional to 3,457.02, 5,178.33 and 1,609.73

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Solution

The fourth proportional to 3,457.02, 5,178.33 and 1,609.73 is: 2,411.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.02 : 5,178.33 = 1,609.73 : x
  2. Step 2: Convert to fraction form
    3,457.02/5,178.33 = 1,609.73/x
  3. Step 3: Cross multiply
    3,457.02x = 5,178.33 × 1,609.73
  4. Step 4: Simplify right side
    3,457.02x = 8,335,713.15
  5. Step 5: Solve for x
    x = 8,335,713.15/3,457.02
  6. Step 6: Final answer
    x = 2,411.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.