Home / 2,343.86-3,518.88-2,150.44

Finding the Fourth Proportional to 2,343.86, 3,518.88 and 2,150.44

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Solution

The fourth proportional to 2,343.86, 3,518.88 and 2,150.44 is: 3,228.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.86 : 3,518.88 = 2,150.44 : x
  2. Step 2: Convert to fraction form
    2,343.86/3,518.88 = 2,150.44/x
  3. Step 3: Cross multiply
    2,343.86x = 3,518.88 × 2,150.44
  4. Step 4: Simplify right side
    2,343.86x = 7,567,140.31
  5. Step 5: Solve for x
    x = 7,567,140.31/2,343.86
  6. Step 6: Final answer
    x = 3,228.50

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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.