Home / 3,426.02-5,140.95-1,694.66

Finding the Fourth Proportional to 3,426.02, 5,140.95 and 1,694.66

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Solution

The fourth proportional to 3,426.02, 5,140.95 and 1,694.66 is: 2,542.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.02 : 5,140.95 = 1,694.66 : x
  2. Step 2: Convert to fraction form
    3,426.02/5,140.95 = 1,694.66/x
  3. Step 3: Cross multiply
    3,426.02x = 5,140.95 × 1,694.66
  4. Step 4: Simplify right side
    3,426.02x = 8,712,162.33
  5. Step 5: Solve for x
    x = 8,712,162.33/3,426.02
  6. Step 6: Final answer
    x = 2,542.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.