Home / 3,042.66-4,199.76-1,784.04

Finding the Fourth Proportional to 3,042.66, 4,199.76 and 1,784.04

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Solution

The fourth proportional to 3,042.66, 4,199.76 and 1,784.04 is: 2,462.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.66 : 4,199.76 = 1,784.04 : x
  2. Step 2: Convert to fraction form
    3,042.66/4,199.76 = 1,784.04/x
  3. Step 3: Cross multiply
    3,042.66x = 4,199.76 × 1,784.04
  4. Step 4: Simplify right side
    3,042.66x = 7,492,539.83
  5. Step 5: Solve for x
    x = 7,492,539.83/3,042.66
  6. Step 6: Final answer
    x = 2,462.50

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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.