Home / 3,134.18-4,325.21-1,718.00

Finding the Fourth Proportional to 3,134.18, 4,325.21 and 1,718.00

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Solution

The fourth proportional to 3,134.18, 4,325.21 and 1,718.00 is: 2,370.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.18 : 4,325.21 = 1,718.00 : x
  2. Step 2: Convert to fraction form
    3,134.18/4,325.21 = 1,718.00/x
  3. Step 3: Cross multiply
    3,134.18x = 4,325.21 × 1,718.00
  4. Step 4: Simplify right side
    3,134.18x = 7,430,680.56
  5. Step 5: Solve for x
    x = 7,430,680.56/3,134.18
  6. Step 6: Final answer
    x = 2,370.86

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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.