Home / 3,207.49-4,427.52-1,882.31

Finding the Fourth Proportional to 3,207.49, 4,427.52 and 1,882.31

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Solution

The fourth proportional to 3,207.49, 4,427.52 and 1,882.31 is: 2,598.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.49 : 4,427.52 = 1,882.31 : x
  2. Step 2: Convert to fraction form
    3,207.49/4,427.52 = 1,882.31/x
  3. Step 3: Cross multiply
    3,207.49x = 4,427.52 × 1,882.31
  4. Step 4: Simplify right side
    3,207.49x = 8,333,965.17
  5. Step 5: Solve for x
    x = 8,333,965.17/3,207.49
  6. Step 6: Final answer
    x = 2,598.28

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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.