Home / 1,161.02-1,599.25-1,084.48

Finding the Fourth Proportional to 1,161.02, 1,599.25 and 1,084.48

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Solution

The fourth proportional to 1,161.02, 1,599.25 and 1,084.48 is: 1,493.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161.02 : 1,599.25 = 1,084.48 : x
  2. Step 2: Convert to fraction form
    1,161.02/1,599.25 = 1,084.48/x
  3. Step 3: Cross multiply
    1,161.02x = 1,599.25 × 1,084.48
  4. Step 4: Simplify right side
    1,161.02x = 1,734,354.64
  5. Step 5: Solve for x
    x = 1,734,354.64/1,161.02
  6. Step 6: Final answer
    x = 1,493.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.