Home / 3,457.52-4,772.79-2,618.22

Finding the Fourth Proportional to 3,457.52, 4,772.79 and 2,618.22

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Solution

The fourth proportional to 3,457.52, 4,772.79 and 2,618.22 is: 3,614.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.52 : 4,772.79 = 2,618.22 : x
  2. Step 2: Convert to fraction form
    3,457.52/4,772.79 = 2,618.22/x
  3. Step 3: Cross multiply
    3,457.52x = 4,772.79 × 2,618.22
  4. Step 4: Simplify right side
    3,457.52x = 12,496,214.23
  5. Step 5: Solve for x
    x = 12,496,214.23/3,457.52
  6. Step 6: Final answer
    x = 3,614.22

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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.