Home / 2,465.04-3,698.78-1,739.28

Finding the Fourth Proportional to 2,465.04, 3,698.78 and 1,739.28

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Solution

The fourth proportional to 2,465.04, 3,698.78 and 1,739.28 is: 2,609.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465.04 : 3,698.78 = 1,739.28 : x
  2. Step 2: Convert to fraction form
    2,465.04/3,698.78 = 1,739.28/x
  3. Step 3: Cross multiply
    2,465.04x = 3,698.78 × 1,739.28
  4. Step 4: Simplify right side
    2,465.04x = 6,433,205.38
  5. Step 5: Solve for x
    x = 6,433,205.38/2,465.04
  6. Step 6: Final answer
    x = 2,609.78

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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.