Home / 3,283-4,531.16-1,885.75

Finding the Fourth Proportional to 3,283, 4,531.16 and 1,885.75

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Solution

The fourth proportional to 3,283, 4,531.16 and 1,885.75 is: 2,602.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283 : 4,531.16 = 1,885.75 : x
  2. Step 2: Convert to fraction form
    3,283/4,531.16 = 1,885.75/x
  3. Step 3: Cross multiply
    3,283x = 4,531.16 × 1,885.75
  4. Step 4: Simplify right side
    3,283x = 8,544,634.97
  5. Step 5: Solve for x
    x = 8,544,634.97/3,283
  6. Step 6: Final answer
    x = 2,602.69

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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.