Home / 3,284.28-4,531.14-1,886.22

Finding the Fourth Proportional to 3,284.28, 4,531.14 and 1,886.22

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Solution

The fourth proportional to 3,284.28, 4,531.14 and 1,886.22 is: 2,602.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.28 : 4,531.14 = 1,886.22 : x
  2. Step 2: Convert to fraction form
    3,284.28/4,531.14 = 1,886.22/x
  3. Step 3: Cross multiply
    3,284.28x = 4,531.14 × 1,886.22
  4. Step 4: Simplify right side
    3,284.28x = 8,546,726.89
  5. Step 5: Solve for x
    x = 8,546,726.89/3,284.28
  6. Step 6: Final answer
    x = 2,602.31

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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.