Home / 3,114.50-4,298.02-1,717.26

Finding the Fourth Proportional to 3,114.50, 4,298.02 and 1,717.26

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Solution

The fourth proportional to 3,114.50, 4,298.02 and 1,717.26 is: 2,369.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.50 : 4,298.02 = 1,717.26 : x
  2. Step 2: Convert to fraction form
    3,114.50/4,298.02 = 1,717.26/x
  3. Step 3: Cross multiply
    3,114.50x = 4,298.02 × 1,717.26
  4. Step 4: Simplify right side
    3,114.50x = 7,380,817.83
  5. Step 5: Solve for x
    x = 7,380,817.83/3,114.50
  6. Step 6: Final answer
    x = 2,369.82

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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.