Home / 3,276.96-4,522.08-1,784.80

Finding the Fourth Proportional to 3,276.96, 4,522.08 and 1,784.80

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Solution

The fourth proportional to 3,276.96, 4,522.08 and 1,784.80 is: 2,462.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.96 : 4,522.08 = 1,784.80 : x
  2. Step 2: Convert to fraction form
    3,276.96/4,522.08 = 1,784.80/x
  3. Step 3: Cross multiply
    3,276.96x = 4,522.08 × 1,784.80
  4. Step 4: Simplify right side
    3,276.96x = 8,071,008.38
  5. Step 5: Solve for x
    x = 8,071,008.38/3,276.96
  6. Step 6: Final answer
    x = 2,462.96

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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.