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Finding the Fourth Proportional to 2,349.96, 3,243.07 and 1,341.96

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Solution

The fourth proportional to 2,349.96, 3,243.07 and 1,341.96 is: 1,851.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,349.96 : 3,243.07 = 1,341.96 : x
  2. Step 2: Convert to fraction form
    2,349.96/3,243.07 = 1,341.96/x
  3. Step 3: Cross multiply
    2,349.96x = 3,243.07 × 1,341.96
  4. Step 4: Simplify right side
    2,349.96x = 4,352,070.22
  5. Step 5: Solve for x
    x = 4,352,070.22/2,349.96
  6. Step 6: Final answer
    x = 1,851.98

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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.