Home / 4,329.73-5,971.02-3,213.45

Finding the Fourth Proportional to 4,329.73, 5,971.02 and 3,213.45

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Solution

The fourth proportional to 4,329.73, 5,971.02 and 3,213.45 is: 4,431.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,329.73 : 5,971.02 = 3,213.45 : x
  2. Step 2: Convert to fraction form
    4,329.73/5,971.02 = 3,213.45/x
  3. Step 3: Cross multiply
    4,329.73x = 5,971.02 × 3,213.45
  4. Step 4: Simplify right side
    4,329.73x = 19,187,574.22
  5. Step 5: Solve for x
    x = 19,187,574.22/4,329.73
  6. Step 6: Final answer
    x = 4,431.59

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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.