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Finding the Fourth Proportional to 2,304.86, 3,457.44 and 661.54

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Solution

The fourth proportional to 2,304.86, 3,457.44 and 661.54 is: 992.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304.86 : 3,457.44 = 661.54 : x
  2. Step 2: Convert to fraction form
    2,304.86/3,457.44 = 661.54/x
  3. Step 3: Cross multiply
    2,304.86x = 3,457.44 × 661.54
  4. Step 4: Simplify right side
    2,304.86x = 2,287,234.86
  5. Step 5: Solve for x
    x = 2,287,234.86/2,304.86
  6. Step 6: Final answer
    x = 992.35

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1.5x scale

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.