Home / 3,531.30-4,873.22-2,039.22

Finding the Fourth Proportional to 3,531.30, 4,873.22 and 2,039.22

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Solution

The fourth proportional to 3,531.30, 4,873.22 and 2,039.22 is: 2,814.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.30 : 4,873.22 = 2,039.22 : x
  2. Step 2: Convert to fraction form
    3,531.30/4,873.22 = 2,039.22/x
  3. Step 3: Cross multiply
    3,531.30x = 4,873.22 × 2,039.22
  4. Step 4: Simplify right side
    3,531.30x = 9,937,567.69
  5. Step 5: Solve for x
    x = 9,937,567.69/3,531.30
  6. Step 6: Final answer
    x = 2,814.14

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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.