Home / 4,240.56-6,352.20-3,457.02

Finding the Fourth Proportional to 4,240.56, 6,352.20 and 3,457.02

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Solution

The fourth proportional to 4,240.56, 6,352.20 and 3,457.02 is: 5,178.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,240.56 : 6,352.20 = 3,457.02 : x
  2. Step 2: Convert to fraction form
    4,240.56/6,352.20 = 3,457.02/x
  3. Step 3: Cross multiply
    4,240.56x = 6,352.20 × 3,457.02
  4. Step 4: Simplify right side
    4,240.56x = 21,959,682.44
  5. Step 5: Solve for x
    x = 21,959,682.44/4,240.56
  6. Step 6: Final answer
    x = 5,178.49

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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.