Home / 3,004.34-4,515-1,772.32

Finding the Fourth Proportional to 3,004.34, 4,515 and 1,772.32

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Solution

The fourth proportional to 3,004.34, 4,515 and 1,772.32 is: 2,663.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,004.34 : 4,515 = 1,772.32 : x
  2. Step 2: Convert to fraction form
    3,004.34/4,515 = 1,772.32/x
  3. Step 3: Cross multiply
    3,004.34x = 4,515 × 1,772.32
  4. Step 4: Simplify right side
    3,004.34x = 8,002,024.80
  5. Step 5: Solve for x
    x = 8,002,024.80/3,004.34
  6. Step 6: Final answer
    x = 2,663.49

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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.