Home / 3,523.48-5,287.02-1,445.02

Finding the Fourth Proportional to 3,523.48, 5,287.02 and 1,445.02

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Solution

The fourth proportional to 3,523.48, 5,287.02 and 1,445.02 is: 2,168.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.48 : 5,287.02 = 1,445.02 : x
  2. Step 2: Convert to fraction form
    3,523.48/5,287.02 = 1,445.02/x
  3. Step 3: Cross multiply
    3,523.48x = 5,287.02 × 1,445.02
  4. Step 4: Simplify right side
    3,523.48x = 7,639,849.64
  5. Step 5: Solve for x
    x = 7,639,849.64/3,523.48
  6. Step 6: Final answer
    x = 2,168.27

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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.