Home / 2,343.05-3,234.03-1,348.45

Finding the Fourth Proportional to 2,343.05, 3,234.03 and 1,348.45

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Solution

The fourth proportional to 2,343.05, 3,234.03 and 1,348.45 is: 1,861.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.05 : 3,234.03 = 1,348.45 : x
  2. Step 2: Convert to fraction form
    2,343.05/3,234.03 = 1,348.45/x
  3. Step 3: Cross multiply
    2,343.05x = 3,234.03 × 1,348.45
  4. Step 4: Simplify right side
    2,343.05x = 4,360,927.75
  5. Step 5: Solve for x
    x = 4,360,927.75/2,343.05
  6. Step 6: Final answer
    x = 1,861.22

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1.5x scale

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.