Home / 3,531.33-4,873.47-2,039.31

Finding the Fourth Proportional to 3,531.33, 4,873.47 and 2,039.31

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Solution

The fourth proportional to 3,531.33, 4,873.47 and 2,039.31 is: 2,814.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.33 : 4,873.47 = 2,039.31 : x
  2. Step 2: Convert to fraction form
    3,531.33/4,873.47 = 2,039.31/x
  3. Step 3: Cross multiply
    3,531.33x = 4,873.47 × 2,039.31
  4. Step 4: Simplify right side
    3,531.33x = 9,938,516.11
  5. Step 5: Solve for x
    x = 9,938,516.11/3,531.33
  6. Step 6: Final answer
    x = 2,814.38

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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.