Home / 3,283.88-4,531.75-2,445.30

Finding the Fourth Proportional to 3,283.88, 4,531.75 and 2,445.30

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Solution

The fourth proportional to 3,283.88, 4,531.75 and 2,445.30 is: 3,374.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.88 : 4,531.75 = 2,445.30 : x
  2. Step 2: Convert to fraction form
    3,283.88/4,531.75 = 2,445.30/x
  3. Step 3: Cross multiply
    3,283.88x = 4,531.75 × 2,445.30
  4. Step 4: Simplify right side
    3,283.88x = 11,081,482.16
  5. Step 5: Solve for x
    x = 11,081,482.16/3,283.88
  6. Step 6: Final answer
    x = 3,374.51

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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.