Home / 2,465.23-3,698.70-1,539.69

Finding the Fourth Proportional to 2,465.23, 3,698.70 and 1,539.69

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Solution

The fourth proportional to 2,465.23, 3,698.70 and 1,539.69 is: 2,310.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465.23 : 3,698.70 = 1,539.69 : x
  2. Step 2: Convert to fraction form
    2,465.23/3,698.70 = 1,539.69/x
  3. Step 3: Cross multiply
    2,465.23x = 3,698.70 × 1,539.69
  4. Step 4: Simplify right side
    2,465.23x = 5,694,843.70
  5. Step 5: Solve for x
    x = 5,694,843.70/2,465.23
  6. Step 6: Final answer
    x = 2,310.07

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1.5x scale

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.