Home / 3,495.02-5,242.68-1,155.22

Finding the Fourth Proportional to 3,495.02, 5,242.68 and 1,155.22

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Solution

The fourth proportional to 3,495.02, 5,242.68 and 1,155.22 is: 1,732.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495.02 : 5,242.68 = 1,155.22 : x
  2. Step 2: Convert to fraction form
    3,495.02/5,242.68 = 1,155.22/x
  3. Step 3: Cross multiply
    3,495.02x = 5,242.68 × 1,155.22
  4. Step 4: Simplify right side
    3,495.02x = 6,056,448.79
  5. Step 5: Solve for x
    x = 6,056,448.79/3,495.02
  6. Step 6: Final answer
    x = 1,732.88

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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.