Home / 2,343.71-3,234.40-1,349.24

Finding the Fourth Proportional to 2,343.71, 3,234.40 and 1,349.24

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Solution

The fourth proportional to 2,343.71, 3,234.40 and 1,349.24 is: 1,861.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.71 : 3,234.40 = 1,349.24 : x
  2. Step 2: Convert to fraction form
    2,343.71/3,234.40 = 1,349.24/x
  3. Step 3: Cross multiply
    2,343.71x = 3,234.40 × 1,349.24
  4. Step 4: Simplify right side
    2,343.71x = 4,363,962.31
  5. Step 5: Solve for x
    x = 4,363,962.31/2,343.71
  6. Step 6: Final answer
    x = 1,861.99

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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.