Home / 2,509.35-3,759.87-1,775.28

Finding the Fourth Proportional to 2,509.35, 3,759.87 and 1,775.28

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Solution

The fourth proportional to 2,509.35, 3,759.87 and 1,775.28 is: 2,659.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,509.35 : 3,759.87 = 1,775.28 : x
  2. Step 2: Convert to fraction form
    2,509.35/3,759.87 = 1,775.28/x
  3. Step 3: Cross multiply
    2,509.35x = 3,759.87 × 1,775.28
  4. Step 4: Simplify right side
    2,509.35x = 6,674,822.01
  5. Step 5: Solve for x
    x = 6,674,822.01/2,509.35
  6. Step 6: Final answer
    x = 2,659.98

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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.