Home / 2,657.99-3,985.50-1,826.02

Finding the Fourth Proportional to 2,657.99, 3,985.50 and 1,826.02

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Solution

The fourth proportional to 2,657.99, 3,985.50 and 1,826.02 is: 2,738.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657.99 : 3,985.50 = 1,826.02 : x
  2. Step 2: Convert to fraction form
    2,657.99/3,985.50 = 1,826.02/x
  3. Step 3: Cross multiply
    2,657.99x = 3,985.50 × 1,826.02
  4. Step 4: Simplify right side
    2,657.99x = 7,277,603.33
  5. Step 5: Solve for x
    x = 7,277,603.33/2,657.99
  6. Step 6: Final answer
    x = 2,738.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.