Home / 2,619.32-3,614.54-1,874.52

Finding the Fourth Proportional to 2,619.32, 3,614.54 and 1,874.52

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Solution

The fourth proportional to 2,619.32, 3,614.54 and 1,874.52 is: 2,586.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619.32 : 3,614.54 = 1,874.52 : x
  2. Step 2: Convert to fraction form
    2,619.32/3,614.54 = 1,874.52/x
  3. Step 3: Cross multiply
    2,619.32x = 3,614.54 × 1,874.52
  4. Step 4: Simplify right side
    2,619.32x = 6,775,518.15
  5. Step 5: Solve for x
    x = 6,775,518.15/2,619.32
  6. Step 6: Final answer
    x = 2,586.75

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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.