Home / 2,619.32-3,610.86-1,830.92

Finding the Fourth Proportional to 2,619.32, 3,610.86 and 1,830.92

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Solution

The fourth proportional to 2,619.32, 3,610.86 and 1,830.92 is: 2,524.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619.32 : 3,610.86 = 1,830.92 : x
  2. Step 2: Convert to fraction form
    2,619.32/3,610.86 = 1,830.92/x
  3. Step 3: Cross multiply
    2,619.32x = 3,610.86 × 1,830.92
  4. Step 4: Simplify right side
    2,619.32x = 6,611,195.79
  5. Step 5: Solve for x
    x = 6,611,195.79/2,619.32
  6. Step 6: Final answer
    x = 2,524.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.