Home / 3,259.78-4,498.44-1,862.50

Finding the Fourth Proportional to 3,259.78, 4,498.44 and 1,862.50

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Solution

The fourth proportional to 3,259.78, 4,498.44 and 1,862.50 is: 2,570.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.78 : 4,498.44 = 1,862.50 : x
  2. Step 2: Convert to fraction form
    3,259.78/4,498.44 = 1,862.50/x
  3. Step 3: Cross multiply
    3,259.78x = 4,498.44 × 1,862.50
  4. Step 4: Simplify right side
    3,259.78x = 8,378,344.50
  5. Step 5: Solve for x
    x = 8,378,344.50/3,259.78
  6. Step 6: Final answer
    x = 2,570.22

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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.