Home / 2,473.18-3,724.34-1,784.70

Finding the Fourth Proportional to 2,473.18, 3,724.34 and 1,784.70

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Solution

The fourth proportional to 2,473.18, 3,724.34 and 1,784.70 is: 2,687.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,473.18 : 3,724.34 = 1,784.70 : x
  2. Step 2: Convert to fraction form
    2,473.18/3,724.34 = 1,784.70/x
  3. Step 3: Cross multiply
    2,473.18x = 3,724.34 × 1,784.70
  4. Step 4: Simplify right side
    2,473.18x = 6,646,829.60
  5. Step 5: Solve for x
    x = 6,646,829.60/2,473.18
  6. Step 6: Final answer
    x = 2,687.56

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.