Home / 3,005.02-4,501.32-1,768.62

Finding the Fourth Proportional to 3,005.02, 4,501.32 and 1,768.62

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Solution

The fourth proportional to 3,005.02, 4,501.32 and 1,768.62 is: 2,649.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.02 : 4,501.32 = 1,768.62 : x
  2. Step 2: Convert to fraction form
    3,005.02/4,501.32 = 1,768.62/x
  3. Step 3: Cross multiply
    3,005.02x = 4,501.32 × 1,768.62
  4. Step 4: Simplify right side
    3,005.02x = 7,961,124.58
  5. Step 5: Solve for x
    x = 7,961,124.58/3,005.02
  6. Step 6: Final answer
    x = 2,649.28

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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.