Home / 3,026.25-4,176.23-1,784.25

Finding the Fourth Proportional to 3,026.25, 4,176.23 and 1,784.25

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Solution

The fourth proportional to 3,026.25, 4,176.23 and 1,784.25 is: 2,462.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.25 : 4,176.23 = 1,784.25 : x
  2. Step 2: Convert to fraction form
    3,026.25/4,176.23 = 1,784.25/x
  3. Step 3: Cross multiply
    3,026.25x = 4,176.23 × 1,784.25
  4. Step 4: Simplify right side
    3,026.25x = 7,451,429.46
  5. Step 5: Solve for x
    x = 7,451,429.46/3,026.25
  6. Step 6: Final answer
    x = 2,462.27

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Half scale
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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.