Home / 2,719.08-3,752.36-1,670.52

Finding the Fourth Proportional to 2,719.08, 3,752.36 and 1,670.52

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Solution

The fourth proportional to 2,719.08, 3,752.36 and 1,670.52 is: 2,305.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719.08 : 3,752.36 = 1,670.52 : x
  2. Step 2: Convert to fraction form
    2,719.08/3,752.36 = 1,670.52/x
  3. Step 3: Cross multiply
    2,719.08x = 3,752.36 × 1,670.52
  4. Step 4: Simplify right side
    2,719.08x = 6,268,392.43
  5. Step 5: Solve for x
    x = 6,268,392.43/2,719.08
  6. Step 6: Final answer
    x = 2,305.34

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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.