Home / 4,784.02-7,174.51-1,663.29

Finding the Fourth Proportional to 4,784.02, 7,174.51 and 1,663.29

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Solution

The fourth proportional to 4,784.02, 7,174.51 and 1,663.29 is: 2,494.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784.02 : 7,174.51 = 1,663.29 : x
  2. Step 2: Convert to fraction form
    4,784.02/7,174.51 = 1,663.29/x
  3. Step 3: Cross multiply
    4,784.02x = 7,174.51 × 1,663.29
  4. Step 4: Simplify right side
    4,784.02x = 11,933,286.58
  5. Step 5: Solve for x
    x = 11,933,286.58/4,784.02
  6. Step 6: Final answer
    x = 2,494.41

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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.