Home / 2,912.50-4,370.37-1,373.50

Finding the Fourth Proportional to 2,912.50, 4,370.37 and 1,373.50

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Solution

The fourth proportional to 2,912.50, 4,370.37 and 1,373.50 is: 2,061.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912.50 : 4,370.37 = 1,373.50 : x
  2. Step 2: Convert to fraction form
    2,912.50/4,370.37 = 1,373.50/x
  3. Step 3: Cross multiply
    2,912.50x = 4,370.37 × 1,373.50
  4. Step 4: Simplify right side
    2,912.50x = 6,002,703.20
  5. Step 5: Solve for x
    x = 6,002,703.20/2,912.50
  6. Step 6: Final answer
    x = 2,061.01

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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.