Home / 3,259.49-4,498.10-1,767.40

Finding the Fourth Proportional to 3,259.49, 4,498.10 and 1,767.40

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Solution

The fourth proportional to 3,259.49, 4,498.10 and 1,767.40 is: 2,439.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.49 : 4,498.10 = 1,767.40 : x
  2. Step 2: Convert to fraction form
    3,259.49/4,498.10 = 1,767.40/x
  3. Step 3: Cross multiply
    3,259.49x = 4,498.10 × 1,767.40
  4. Step 4: Simplify right side
    3,259.49x = 7,949,941.94
  5. Step 5: Solve for x
    x = 7,949,941.94/3,259.49
  6. Step 6: Final answer
    x = 2,439.01

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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.