Home / 3,284.48-4,531.47-2,007.89

Finding the Fourth Proportional to 3,284.48, 4,531.47 and 2,007.89

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Solution

The fourth proportional to 3,284.48, 4,531.47 and 2,007.89 is: 2,770.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.48 : 4,531.47 = 2,007.89 : x
  2. Step 2: Convert to fraction form
    3,284.48/4,531.47 = 2,007.89/x
  3. Step 3: Cross multiply
    3,284.48x = 4,531.47 × 2,007.89
  4. Step 4: Simplify right side
    3,284.48x = 9,098,693.30
  5. Step 5: Solve for x
    x = 9,098,693.30/3,284.48
  6. Step 6: Final answer
    x = 2,770.21

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1.5x scale

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.