Home / 2,798.02-4,193.32-1,153.62

Finding the Fourth Proportional to 2,798.02, 4,193.32 and 1,153.62

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Solution

The fourth proportional to 2,798.02, 4,193.32 and 1,153.62 is: 1,728.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798.02 : 4,193.32 = 1,153.62 : x
  2. Step 2: Convert to fraction form
    2,798.02/4,193.32 = 1,153.62/x
  3. Step 3: Cross multiply
    2,798.02x = 4,193.32 × 1,153.62
  4. Step 4: Simplify right side
    2,798.02x = 4,837,497.82
  5. Step 5: Solve for x
    x = 4,837,497.82/2,798.02
  6. Step 6: Final answer
    x = 1,728.90

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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.