Home / 2,395.09-3,590.20-1,816.75

Finding the Fourth Proportional to 2,395.09, 3,590.20 and 1,816.75

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Solution

The fourth proportional to 2,395.09, 3,590.20 and 1,816.75 is: 2,723.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,395.09 : 3,590.20 = 1,816.75 : x
  2. Step 2: Convert to fraction form
    2,395.09/3,590.20 = 1,816.75/x
  3. Step 3: Cross multiply
    2,395.09x = 3,590.20 × 1,816.75
  4. Step 4: Simplify right side
    2,395.09x = 6,522,495.85
  5. Step 5: Solve for x
    x = 6,522,495.85/2,395.09
  6. Step 6: Final answer
    x = 2,723.28

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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.