Home / 2,403.09-3,600.99-1,785.87

Finding the Fourth Proportional to 2,403.09, 3,600.99 and 1,785.87

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Solution

The fourth proportional to 2,403.09, 3,600.99 and 1,785.87 is: 2,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.09 : 3,600.99 = 1,785.87 : x
  2. Step 2: Convert to fraction form
    2,403.09/3,600.99 = 1,785.87/x
  3. Step 3: Cross multiply
    2,403.09x = 3,600.99 × 1,785.87
  4. Step 4: Simplify right side
    2,403.09x = 6,430,900.01
  5. Step 5: Solve for x
    x = 6,430,900.01/2,403.09
  6. Step 6: Final answer
    x = 2,676.10

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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.